TAPPI ย่อมาจาก Technical Association of Pulp and Paper Industry เป็นหน่วยงานระหว่างประเทศที่กําหนดมาตรฐานและมีผลงานที่มีชื่อเสียงที่ได้รับการยอมรับกันทั่วโลกด้านอุตสาหกรรมกระดาษ เยื่อกระดาษ บรรจุภัณฑ์ รวมถึงอุตสาหกรรมที่เกี่ยวเนื่องกัน เอกสารมาตรฐานของ TAPPI ถือเป็นแหล่งข้อมูลสําคัญแหล่งหนึ่งของผู้ประกอบการที่อยู่ในอุตสาหกรรมกระดาษ TAPPI Test Methods เป็นเอกสารมาตรฐานของ TAPPI ที่ระบุขั้นตอนการทดสอบ (Testing procedures) วิธีปฏิบัติ (Practices) ข5อกําหนด (Specifications) คําแนะนํา (Guidelines) และนิยามศัพท์ (Glossaries) ที่ใช้ในการวัด การประเมิน การบอกคุณลักษณะสําหรับผลิตภัณฑ์กระดาษ เยื่อกระดาษ ภาชนะบรรจุ หมึกพิมพ์ ฯลฯ ตลอดจนวัตถุดิบ/เคมีภัณฑ์ที่ใช้ในอุตสาหกรรมกระดาษ .... https://www.dss.go.th/images/st-article/sti-5-2557-TAPPI.pdf
TAPPI Test Method List
ที่มา : https://www.tappi.org/globalassets/003_numeric_index_tm.pdf
| Country | Organization | Method number | Title | Year | Status | Page |
| USA | TAPPI | T 200 sp-15 | Laboratory beating of pulp (Valley beater method) | 2015 | Reaffirmed | 9 |
| USA | TAPPI | T 203 cm-09 | Alpha-, beta- and gamma-cellulose in pulp | 2009 | Reaffirmed | 5 |
| USA | TAPPI | T 204 cm-17 | Solvent extractives of wood and pulp | 2017 | Reaffirmed | 4 |
| USA | TAPPI | T 205 sp-18 | Forming handsheets for physical tests of pulp | 2018 | Reaffirmed | 10 |
| USA | TAPPI | T 207 cm-08 | Water solubility of wood and pulp | 2008 | Revised | 3 |
| USA | TAPPI | T 210 cm-13 | Sampling and testing wood pulp shipments for moisture | 2013 | Revised | 5 |
| USA | TAPPI | T 211 om-16 | Ash in wood, pulp, paper and paperboard: combustion at 525°C | 2016 | Reaffirmed | 5 |
| USA | TAPPI | T 212 om-18 | One percent sodium hydroxide solubility of wood and pulp | 2018 | Reaffirmed | 4 |
| USA | TAPPI | T 213 om-15 | Dirt in pulp - chart method | 2015 | Reaffirmed | 4 |
| USA | TAPPI | T 218 sp-18 | Forming handsheets for reflectance testing of pulp (Büchner funnel procedure) | 2018 | Revised | 6 |
| USA | TAPPI | T 220 sp-16 | Physical testing of pulp handsheets | 2016 | Reaffirmed | 6 |
| USA | TAPPI | T 221 cm-09 | Drainage time of pulp | 2009 | Revised | 4 |
| USA | TAPPI | T 222 om-15 | Acid-insoluble lignin in wood and pulp | 2015 | Reaffirmed | 5 |
| USA | TAPPI | T 223 cm-10 | Pentosnas in wood and pulp | 2010 | Revised | 5 |
| USA | TAPPI | T 226 cm-11 | Specific external surface of pulp | 2011 | Revised | 7 |
| USA | TAPPI | T 227 om-17 | Freeness of pulp (Canadian standard method) | 2017 | Revised | 14 |
| USA | TAPPI | T 230 om-19 | Viscosity of pulp (capillary viscometer method) | 2019 | Reaffirmed | 9 |
| USA | TAPPI | T 231 cm-07 | Zero-span breaking strength of pulp (dry zero-span tensile) | 2007 | Revised | 12 |
| USA | TAPPI | T 232 cm-13 | Fiber length of pulp by projection | 2013 | Revised | 7 |
| USA | TAPPI | T 233 cm-15 | Fiber length of pulp by classification | 2015 | Reaffirmed | 7 |
| USA | TAPPI | T 234 cm-12 | Coarseness of pulp fibers | 2012 | Revised | 6 |
| USA | TAPPI | T 235 cm-09 | Alkali solubility of pulp at 25 degrees C | 2009 | Reaffirmed | 5 |
| USA | TAPPI | T 236 om-13 | Kappa number of pulp | 2013 | Revised | 9 |
| USA | TAPPI | T 237 cm-08 | Carboxyl content of pulp | 2008 | Revised | 3 |
| USA | TAPPI | T 1200 sp-19 | Interlaboratory evaluation of test methods to determine TAPPI repeatability and reproducibility | 2019 | Reaffirmed | 16 |
| USA | TAPPI | T 1205 sp-20 | Dealing with suspect (outlying) test determinations | 2020 | Reaffirmed | 12 |
| USA | TAPPI | T 1210 sp-18 | Units of measurement and conversion factors | 2018 | Reaffirmed | 16 |
| USA | TAPPI | T 1211 sp-19 | Self-certification practice for organizations providing reference materials for TAPPI Standards | 2019 | Revised | 3 |
| USA | TAPPI | T 240 om-19 | Consistency (concentration) of pulp suspensions | 2019 | Revised | 3 |
| USA | TAPPI | T 244 cm-11 | Acid-insoluble ash in wood, pulp, paper, and paperboard | 2011 | Revised | 3 |
| USA | TAPPI | T 245 cm-21 | Silicates and silica in pulp (wet ash method) | 2021 | Reaffirmed | 3 |
| USA | TAPPI | T 248 sp-15 | Laboratory beating of pulp (PFI mill method) | 2015 | Revised | 8 |
| USA | TAPPI | T 249 cm-09 | Carbohydrate composition of extractive-free wood and wood pulp by gas-liquid chromatography | 2009 | Reaffirmed | 8 |
| USA | TAPPI | T 252 om-16 | pH and electrical conductivity of hot water extracts of pulp, paper, and paperboard | 2016 | Reaffirmed | 6 |
| USA | TAPPI | T 254 cm-10 | Cupriethylenediamine disperse viscosity of pulp (falling ball method) | 2010 | Revised | 10 |
| USA | TAPPI | T 255 cm-21 | Water-soluble sulfates in pulp and paper | 2021 | Reaffirmed | 5 |
| USA | TAPPI | T 256 cm-21 | Water-soluble chlorides in pulp and paper | 2021 | Reaffirmed | 4 |
| USA | TAPPI | T 257 sp-21 | Sampling and preparing wood for analysis | 2014 | Revised | 5 |
| USA | TAPPI | T 258 om-21 | Basic density and moisture content of pulpwood | 2016 | Reaffirmed | 8 |
| USA | TAPPI | T 259 om-15 | Species identification of nonwood plant fibers | 2015 | Revised as an official method | 14 |
| USA | TAPPI | T 261 cm-10 | Fines fraction by weight of paper stock by wet screening | 2010 | Revised | 6 |
| USA | TAPPI | T 262 sp-18 | Preparation of mechanical pulps for testing | 2018 | Reaffirmed | 3 |
| USA | TAPPI | T 263 sp-16 | Identification of wood and fibers from conifers | 2016 | Reaffirmed | 18 |
| USA | TAPPI | T 264 cm-07 | Preparation of wood for chemical analysis | 2007 | Revised | 4 |
| USA | TAPPI | T 265 cm-09 | Natural dirt in wood chips | 2009 | Reaffirmed | 8 |
| USA | TAPPI | T 266 om-18 | Determination of sodium, calcium, copper, iron and manganese in pulp and paper by atomic absorption spectroscopy | 2018 | Revised | 5 |
| USA | TAPPI | T 267 cm-15 | Compression wood identification in pulpwood | 2015 | Reaffirmed | 5 |
| USA | TAPPI | T 268 om-13 | Weight-volume measurement of pulpwood | 2013 | Revised | 5 |
| USA | TAPPI | T 271 om-18 | Fiber length of pulp and paper by automated optical analyzer using polarized light | 2018 | Reaffirmed | 6 |
| USA | TAPPI | T 272 sp-21 | Forming handsheets for reflectance testing of pulp (sheet machine procedure) | 2012 | Revised | 6 |
| USA | TAPPI | T 274 sp-13 | Laboratory screening of pulp (MasterScreen-type instrument) | 2013 | Reaffirmed | 5 |
| USA | TAPPI | T 275 sp-18 | Screening of pulp (Somerville-type equipment) | 2018 | Reaffirmed | 4 |
| USA | TAPPI | T 277 sp-14 | Macro stickies content in pulp: the pick-up method | 2014 | Revised and Reclassified as a standard practice | 7 |
| USA | TAPPI | T 278 sp-17 | Pulp screening (Valley-type screening device) | 2017 | Reaffirmed | 3 |
| USA | TAPPI | T 281 sp-18 | Open drum washer mat sampling technique | 2018 | Revised | 4 |
| USA | TAPPI | T 282 om-19 | Hexeneuronic acid content of chemical pulp | 2019 | Reaffirmed | 4 |
| USA | TAPPI | T 400 sp-17 | Sampling and accepting a single lot of paper, paperboard, containerboard, or related product | 2017 | Revised | 8 |
| USA | TAPPI | T 401 om-20 | Fiber analysis of paper and paperboard | 2020 | Reaffirmed | 18 |
| USA | TAPPI | T 402 sp-21 | Standard conditioning and testing atmospheres for paper, board, pulp handsheets, and related products | 2013 | Revised | 5 |
| USA | TAPPI | T 403 om-15 | Bursting strength of paper | 2015 | Revised | 6 |
| USA | TAPPI | T 406 om-13 | Reducible sulfur in paper and paperboard | 2013 | Revised | 7 |
| USA | TAPPI | T 408 cm-07 | Rosin in paper and paperboard | 2007 | Revised | 7 |
| USA | TAPPI | T 409 sp-15 | Machine direction of paper and paperboard | 2015 | Revised | 4 |
| USA | TAPPI | T 410 om-19 | Grammage of paper and paperboard (weight per unit area) | 2019 | Reaffirmed | 5 |
| USA | TAPPI | T 411 om-15 | Thickness (caliper) of paper, paperboard, and combined board | 2015 | Revised | 4 |
| USA | TAPPI | T 412 om-16 | Moisture in pulp, paper and paperboard | 2016 | Reaffirmed | 3 |
| USA | TAPPI | T 413 om-17 | Ash in wood, pulp, paper and paperboard: combustion at 900°C | 2017 | Revised | 5 |
| USA | TAPPI | T 414 om-21 | Internal tearing resistance of paper (Elmendorf-type method) | 2014 | Correction | 6 |
| USA | TAPPI | T 418 cm-17 | Organic nitrogen in paper and paperboard | 2017 | Reaffirmed | 4 |
| USA | TAPPI | T 419 om-18 | Starch in paper | 2018 | Revised | 6 |
| USA | TAPPI | T 421 om-12 | Qualitative (including optical microscopic) analysis of mineral filler and mineral coating of paper | 2012 | Reinstated | 17 |
| USA | TAPPI | T 423 cm-07 | Folding endurance of paper (Schopper type tester) | 2007 | Reaffirmed | 4 |
| USA | TAPPI | T 425 om-16 | Opacity of paper (15/d geometry, illuminant A/2°, 89% reflectance backing and paper backing) | 2016 | Reaffirmed | 6 |
| USA | TAPPI | T 428 om-13 | Hot water extractable acidity or alkalinity of paper | 2013 | Reaffirmed | 5 |
| USA | TAPPI | T 429 cm-10 | Alpha-cellulose in paper | 2010 | Revised | 5 |
| USA | TAPPI | T 430 cm-09 | Copper number of pulp, paper, and paperboard | 2009 | Revised | 5 |
| USA | TAPPI | T 431 cm-10 | Ink absorbency of blotting paper | 2010 | Revised | 3 |
| USA | TAPPI | T 432 cm-21 | Water absorbency of bibulous papers | 2021 | Reaffirmed | 3 |
| USA | TAPPI | T 433 cm-12 | Water resistance of sized paper and paperboard (dry indicator method) | 2012 | Revised | 5 |
| USA | TAPPI | T 434 cm-10 | Acid-soluble iron in paper | 2010 | Revised | 3 |
| USA | TAPPI | T 435 om-16 | Hydrogen ion concentration (pH) of paper extracts (hot extraction method) | 2016 | Revised | 5 |
| USA | TAPPI | T 437 om-21 | Dirt in paper and paperboard | 2012 | Reaffirmed | 5 |
| USA | TAPPI | T 438 cm-06 | Zinc and cadmium in paper | 2006 | Revised | 8 |
| USA | TAPPI | T 441 om-20 | Water absorptiveness of sized (non-bibulous) paper, paperboard, and corrugated fiberboard (Cobb test) | 2020 | Revised | 6 |
| USA | TAPPI | T 444 om-12 | Silver tarnishing by paper and paperboard | 2012 | Revised | 4 |
| USA | TAPPI | T 448 om-17 | Water vapor transmission rate of paper and paperboard at 23°C and 50% RH | 2017 | Revised | 5 |
| USA | TAPPI | T 449 om-14 | Bacteriological examination of paper and paperboard | 2014 | Revised | 4 |
| USA | TAPPI | T 452 om-18 | Brightness of pulp, paper, and paperboard (directional reflectance at 457nm) | 2018 | Revised | 10 |
| USA | TAPPI | T 453 sp-19 | Effect of dry heat on properties of paper and board | 2013 | Revised | 5 |
| USA | TAPPI | T 454 om-21 | Turpentine test for voids in glassine and greaseproof papers | 2015 | Reaffirmed | 4 |
| USA | TAPPI | T 455 sp-20 | Identification of wire side of paper | 2020 | Reaffirmed | 3 |
| USA | TAPPI | T 456 om-15 | Tensile breaking strength of water-saturated paper and paperboard (“wet tensile strength”) | 2015 | Revised | 6 |
| USA | TAPPI | T 458 cm-14 | Surface wettability of paper (angle of contact method) | 2014 | Reaffirmed | 7 |
| USA | TAPPI | T 459 om-13 | Surface strength of paper (wax pick test) | 2013 | Revised | 4 |
| USA | TAPPI | T 460 om-16 | Air resistance of paper (Gurley method) | 2016 | Reaffirmed | 7 |
| USA | TAPPI | T 461 cm-09 | Flame resistance of treated paper and paperboard | 2009 | Reaffirmed | 4 |
| USA | TAPPI | T 462 cm-16 | Castor-oil penetration test for paper | 2016 | Reaffirmed | 3 |
| USA | TAPPI | T 464 om-18 | Water vapor transmission rate of paper and paperboard at high temperature and humidity | 2018 | Reaffirmed | 5 |
| USA | TAPPI | T 465 sp-16 | Static creasing of paper for water vapor transmission tests | 2016 | Reaffirmed | 3 |
| USA | TAPPI | T 476 om-16 | Abrasion loss of paper and paperboard (Taber-type method) | 2016 | Revised | 6 |
| USA | TAPPI | T 479 cm-21 | Smoothness of paper (Bekk method) | 2021 | Reaffirmed | 4 |
| USA | TAPPI | T 480 om-20 | Specular gloss of paper and paperboard at 75 degrees | 2020 | Reaffirmed | 6 |
| USA | TAPPI | T 483 cm-12 | Odor of packaging materials | 2012 | Revised | 4 |
| USA | TAPPI | T 489 om-15 | Bending resistance (stiffness) of paper and paperboard (Taber-type tester in basic configuration) | 2015 | Revised | 5 |
| USA | TAPPI | T 491 om-18 | Water immersion number of paperboard | 2018 | Reaffirmed | 3 |
| USA | TAPPI | T 493 cm-10 | Identification and determination of melamine resin in paper | 2010 | Revised | 5 |
| USA | TAPPI | T 494 om-13 | Tensile breaking properties of paper and paperboard (using constant rate of elongation apparatus) | 2013 | Revised | 8 |
| USA | TAPPI | T 495 cm-13 | Bending number of paperboard | 2013 | Reaffirmed | 8 |
| USA | TAPPI | T 496 sp-19 | Specimen preparation for cross directional internal tearing resistance for paper, paperboard and related materials | 2019 | Reaffirmed | 3 |
| USA | TAPPI | T 500 cm-07 | Book bulk and bulking number of paper | 2007 | Revised | 3 |
| USA | TAPPI | T 502 cm-21 | Equilibrium relative humidity of paper and paperboard | 2021 | Reaffirmed | 5 |
| USA | TAPPI | T 504 cm-07 | Glue in paper (qualitative and quantitative determination) | 2007 | Corrected and Reaffirmed | 6 |
| USA | TAPPI | T 507 cm-09 | Grease resistance of flexible packaging materials | 2009 | Reaffirmed | 3 |
| USA | TAPPI | T 509 om-15 | Hydrogen ion concentration (pH) of paper extracts (cold extraction method) | 2015 | Revised | 5 |
| USA | TAPPI | T 511 om-20 | Folding endurance of paper (MIT tester) | 2020 | Reaffirmed | 4 |
| USA | TAPPI | T 512 sp-21 | Creasing of flexible packaging material paper specimens for testing | 2021 | Reaffirmed | 3 |
| USA | TAPPI | T 515 om-20 | Visual grading and color matching of paper | 2020 | Revised | 5 |
| USA | TAPPI | T 516 cm-11 | Envelope seal, seam, and window patch testing | 2011 | Reaffirmed | 3 |
| USA | TAPPI | T 519 om-17 | Diffuse opacity of paper (d/0 paper backing) | 2017 | Revised | 6 |
| USA | TAPPI | T 520 cm-07 | Curl of gummed flat papers | 2007 | Revised | 3 |
| USA | TAPPI | T 524 om-20 | Color of paper and paperboard (45/0, C/2) | 2020 | Reaffirmed | 8 |
| USA | TAPPI | T 525 om-17 | Diffuse brightness of paper, paperboard and pulp (d/0 degree) - ultraviolet level C | 2017 | Reaffirmed | 7 |
| USA | TAPPI | T 526 cm-17 | Blister resistance of coated paper in heatset printing | 2017 | Reaffirmed | 5 |
| USA | TAPPI | T 527 om-19 | Color of paper and paperboard (d/0, C/2) | 2019 | Reaffirmed | 9 |
| USA | TAPPI | T 529 om-21 | Surface pH measurement of paper | 2021 | Reaffirmed | 5 |
| USA | TAPPI | T 530 om-18 | Size test for paper by ink resistance (Hercules-type method) | 2018 | Reaffirmed | 9 |
| USA | TAPPI | T 534 om-15 | Brightness of clay and other mineral pigments (d/0 diffuse) | 2015 | Revised | 9 |
| USA | TAPPI | T 536 om-18 | Resistance of paper to passage of air (high-pressure Gurley method) | 2018 | Reaffirmed | 6 |
| USA | TAPPI | T 537 om-21 | Dirt count in paper and paperboard (optical character recognition - OCR) | 2021 | Reaffirmed | 4 |
| USA | TAPPI | T 538 om-16 | Roughness of paper and paperboard (Sheffield method) | 2016 | Revised | 5 |
| USA | TAPPI | T 541 om-15 | Internal bond strength of paperboard (z-direction tensile) | 2015 | Revised | 4 |
| USA | TAPPI | T 543 om-16 | Bending resistance of paper (Gurley type tester) | 2016 | Reaffirmed | 7 |
| USA | TAPPI | T 544 cm-19 | Aging of paper and board with moist heat | 2019 | Reaffirmed | 7 |
| USA | TAPPI | T 545 om-19 | Cross-machine grammage profile measurement (gravimetric method) | 2019 | Revised | 9 |
| USA | TAPPI | T 546 om-15 | Machine direction grammage variation measurement (gravimetric method) | 2015 | Revised | 6 |
| USA | TAPPI | T 547 om-18 | Air permeance of paper and paperboard (Sheffield method) | 2018 | Reaffirmed | 7 |
| USA | TAPPI | T 549 om-20 | Coefficients of static and kinetic friction of uncoated writing and printing paper by use of the horizontal plane method | 2020 | Revised | 7 |
| USA | TAPPI | T 550 om-13 | Determination of equilibrium moisture in pulp, paper and paperboard for chemical analysis | 2013 | Revised | 3 |
| USA | TAPPI | T 551 om-18 | Thickness of paper and paperboard (soft platen method) | 2018 | Reaffirmed | 4 |
| USA | TAPPI | T 553 om-20 | Alkalinity of paper as calcium carbonate (alkaline reserve of paper) | 2020 | Reaffirmed | 5 |
| USA | TAPPI | T 555 om-15 | Roughness of paper and paperboard (Print-surf method) | 2015 | Reaffirmed | 9 |
| USA | TAPPI | T 556 om-21 | Bending resistance of paper and paperboard by single-point bending methods | 2021 | Reaffirmed | 5 |
| USA | TAPPI | T 558 om-20 | Surface wettability and absorbency of sheeted materials using an automated contact angle tester | 2020 | Reaffirmed | 12 |
| USA | TAPPI | T 559 cm-12 | Grease resistance test for paper and paperboard | 2021 | Revised | 5 |
| USA | TAPPI | T 560 om-21 | CIE whiteness and tint of paper and paperboard (d/0 geometry, C/2 illuminant/observer) | 2021 | Revised | 5 |
| USA | TAPPI | T 562 om-21 | CIE whiteness and tint of paper and paperboard (45/0 geometry, C/2 illuminant/observer) | 2021 | Revised | 5 |
| USA | TAPPI | T 563 om-21 | Equivalent Black Area (EBA) and count of visible dirt in pulp, paper and paperboard by image analysis | 2021 | Reaffirmed | 10 |
| USA | TAPPI | T 564 sp-16 | Transparent chart for the estimation of defect size | 2016 | Reaffirmed | 3 |
| USA | TAPPI | T 566 om-15 | Bending resistance (stiffness) of paper (Taber-type tester in 0 to 10 Taber stiffness unit configuration) | 2015 | Revised | 6 |
| USA | TAPPI | T 567 om-20 | Determination of effective residual ink concentration (ERIC) by infrared reflectance measurement | 2020 | Revised | 6 |
| USA | TAPPI | T 568 om-18 | Physical area of sub-visible contraries in pulp, paper and paperboard by image analysis | 2018 | Reaffirmed | 6 |
| USA | TAPPI | T 569 om-14 | Internal bond strength (Scott type) | 2014 | Revised | 9 |
| USA | TAPPI | T 572 sp-13 | Accelerated pollutant aging of printing and writing paper by pollution chamber exposure apparatus | 2013 | Revised | 5 |
| USA | TAPPI | T 573 sp-15 | Accelerated temperature aging of printing and writing paper by dry oven exposure apparatus | 2015 | Revised | 5 |
| USA | TAPPI | T 575 om-13 | Roughness of paper and paperboard (Emveco-type) method | 2013 | Revised | 3 |
| USA | TAPPI | T 577 om-13 | Score bend test | 2013 | Revised as official method | 5 |
| USA | TAPPI | T 578 sp-16 | Accelerated light aging of printing and writing paper by xenon-arc exposure apparatus | 2016 | Reaffirmed | 6 |
| USA | TAPPI | T 579 om-18 | Diffuse brightness of paper, paperboard and pulp (d/0) (ultraviolet level D65) | 2018 | Reaffirmed | 7 |
| USA | TAPPI | T 580 om-20 | Thickness (caliper) of towel, tissue, napkin and facial products | 2020 | Revised | 5 |
| USA | TAPPI | T 581 om-17 | Dry tensile properties of paper towel and tissue products (using constant rate of elongation apparatus) | 2017 | Issued | 9 |
| USA | TAPPI | T 600 om-15 | Analysis of formaldehyde in aqueous solutions and of free formaldehyde in resins | 2015 | Reaffirmed | 4 |
| USA | TAPPI | T 602 cm-21 | Analysis of sulfuric acid | 2021 | Reaffirmed | 13 |
| USA | TAPPI | T 604 om-09 | Sulfur dioxide in sulfite cooking liquor | 2009 | Reclassified as classical method | 5 |
| USA | TAPPI | T 610 sp-15 | Preparation of indicators and standard solutions | 2015 | Reaffirmed | 7 |
| USA | TAPPI | T 611 cm-21 | Analysis of bleaching powder calcium hypochlorite bleach liquor, and bleach sludge | 2021 | Reaffirmed | 7 |
| USA | TAPPI | T 613 cm-10 | Analysis of caustic soda | 2010 | Revised | 9 |
| USA | TAPPI | T 617 cm-10 | Analysis of lime | 2010 | Reaffirmed | 4 |
| USA | TAPPI | T 618 cm-10 | Analysis of limestone | 2010 | Reaffirmed | 6 |
| USA | TAPPI | T 619 cm-10 | Analysis of salt cake | 2010 | Reaffirmed | 6 |
| USA | TAPPI | T 621 cm-10 | Analysis of rosin | 2010 | Revised | 5 |
| USA | TAPPI | T 622 cm-10 | Analysis of sodium hydrosulfite | 2010 | Revised | 4 |
| USA | TAPPI | T 624 cm-11 | Analysis of soda and sulfate white and green liquors | 2011 | Revised | 10 |
| USA | TAPPI | T 625 cm-14 | Analysis of soda and sulfate black liquor | 2014 | Revised and reinstated as classical method | 7 |
| USA | TAPPI | T 627 cm-16 | Determination of titanium dioxide | 2016 | Reclassified | 6 |
| USA | TAPPI | T 628 cm-10 | Analysis of rosin size | 2010 | Revised | 7 |
| USA | TAPPI | T 631 om-16 | Microbiological enumeration of process water and slush pulp | 2016 | Reaffirmed | 5 |
| USA | TAPPI | T 632 cm-11 | Analysis of sodium silicate | 2011 | Revised | 5 |
| USA | TAPPI | T 646 om-11 | Brightness of clay and other mineral pigments (45/0) | 2011 | Reaffirmed | 9 |
| USA | TAPPI | T 648 om-14 | Viscosity of coating clay slurry | 2014 | Reaffirmed | 9 |
| USA | TAPPI | T 650 om-15 | Solids content of black liquor | 2015 | Reaffirmed | 4 |
| USA | TAPPI | T 653 om-07 | Specular gloss of paper and paperboard at 20 degrees | 2007 | Reaffirmed | 6 |
| USA | TAPPI | T 656 cm-20 | Measuring, sampling, and analyzing white waters | 2020 | Reaffirmed | 5 |
| USA | TAPPI | T 657 sp-21 | Sampling of fillers and pigments | 2021 | Revised | 4 |
| USA | TAPPI | T 665 cm-12 | Analysis of talc | 2012 | Revised | 5 |
| USA | TAPPI | T 684 om-15 | Gross heating value of black liquor | 2015 | Reaffirmed | 7 |
| USA | TAPPI | T 803 cm-20 | Puncture test of container board | 2020 | Reaffirmed | 5 |
| USA | TAPPI | T 804 om-20 | Compression test of fiberboard shipping containers | 2020 | Revised | 7 |
| USA | TAPPI | T 812 om-19 | Ply separation of solid and corrugated fiberboard (wet) | 2019 | Reaffirmed | 3 |
| USA | TAPPI | T 836 om-20 | Bending stiffness, four point method | 2020 | Revised | 9 |
| USA | TAPPI | T 843 om-20 | Fluted edge crush of corrugating medium (rigid support method) | 2020 | Reaffirmed | 4 |
| USA | TAPPI | T 845 om-20 | Wet pin adhesion of corrugated board by selective separation | 2020 | Reaffirmed | 6 |
