Integrated Paper Services (IPS), Inc., performs pulp and paper testing following the Technical Association of the Pulp and Paper Assocations (TAPPI) Test Method Standards at its Appleton, Wisconsin-based laboratory.
TAPPI Test Method Standards are testing procedures and related practices used in the measurement, evaluation, and description of pulp, paper, and related products, including raw materials used in their manufacture, use, or in scientific investigations of any such substances.
IPS performs a wide variety of pulp and paper testing methods which are listed below. Click on the method number of interest to see more details about the test, sample requirements and other pertinent information. If you don't see the pulp or paper test you are interested in, please contact us because we may be able to meet your testing needs or identify others who can.
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TAPPI
Method Number
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Short Name of Method |
Complete Name of Method |
| T 200 |
Valley Beater run |
Laboratory beating of pulp (Valley beater method) |
| T 203 |
Alpha, beta and gamma cellulose |
Alpha-, beta- and gamma-cellulose in pulp |
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Extractives (soxhlet) |
Solvent extractives of wood and pulp |
| T 205 |
Handsheet Prep |
Forming handsheets for physical tests of pulp |
| T 211 |
Ash at 525 oC |
Ash in wood, pulp, paper and paperboard: combustion at 525°C |
| T 220 |
Handsheet Testing |
Physical testing of pulp handsheets |
| T 227 |
Freeness, CSF |
Freeness of pulp (Canadian standard method) |
| T 230 |
Viscosity |
Viscosity of pulp (capillary viscometer method) |
| T 231 |
Zero-span tensile, dry |
Zero-span breaking strength of pulp (dry zero-span tensile) |
| T 233 |
Fiber length - Bauer McNett |
Fiber length of pulp by classification |
| T 235 |
Alkali Solubility |
Alkali solubility of pulp at 25°C |
| T 236 |
Kappa number |
Kappa number of pulp |
| T 240 |
Consistency |
Consistency (concentration) of pulp Suspensions |
| T 244 |
Acid-insoluble ash |
Acid-insoluble ash in wood, pulp, paper, and paperboard |
| T 248 |
PFI Mill |
Laboratory beating of pulp (PFI mill method) |
| T 249 |
Carbohydrates, GC |
Carbohydrate composition of extractive-free wood and wood pulp by gas-liquid chromatography |
| T 261 |
Fines - Britt Jar |
Fines fraction by weight of paper stock by wet screening – Britt Jar |
| T 273 |
Zero-span tensile, wet |
Zero-Span Tensile, wet |
| T 277 |
Stickies - "Pick-up" method |
Macro stickies content in pulp: the "pick-up" method |
| T 401 |
Fiber analysis |
Fiber analysis of paper and paperboard |
| T 403 |
Burst, Mullen |
Bursting strength of paper |
| T 410 |
Basis Weight |
Grammage of paper and paperboard (weight per unit area) |
| T 411 |
Caliper |
Thickness (caliper) of paper, paperboard, and combined board |
| T 412 |
Moisture Content |
Moisture in pulp, paper and paperboard |
| T 413 |
Ash at 900 oC |
Ash in wood, pulp, paper and paperboard: combustion at 900°C |
| T 414 |
Tear Resistance, Elmendorf |
Internal tearing resistance of Paper (Elmendorf-type method) |
| T 419 |
Starch |
Starch in paper |
| T 423 |
Fold, Schopper |
Folding endurance of paper (Schopper type tester) |
| T 425 |
Opacity, TAPPI or Printing |
Opacity of paper (15/d geometry, illuminant A/2°, 89% reflectance backing and paper backing) |
| T 432 |
Absorption, Water Drop |
Water absorbency of bibulous papers |
| T 435 |
ph, Hot Extract |
Hydrogen ion concentration (pH) of paper extracts (hot extraction method) |
| T 441 |
Cobb Size |
Water absorptiveness of sized (non-bibulous) paper, paperboard, and corrugated fiberboard (Cobb test) |
| T 448 |
WVTR |
Water vapor transmission rate of paper and paperboard at 23ºC and 50% RH |
| T 452 |
Brightness |
Brightness of pulp, paper, and paperboard (directional reflectance at 457 nm) |
| T 456 |
Tensiles, wet |
Tensile breaking strength of water-saturated paper and paperboard (“wet tensile strength”) |
| T 459 |
Wax Pick |
Surface strength of paper (wax pick test) |
| T 460 |
Porosity, Gurley |
Air resistance of paper (Gurley method) |
| T 462 |
Absorption, Castor Oil |
Castor-oil penetration test for paper |
| T 476 |
Abrasion, Taber |
Abrasion loss of paper and paperboard (Taber-type method) |
| T 480 |
Gloss, 75o |
Specular gloss of paper and paperboard at 75 degrees |
| T 489 |
Stiffness, Taber |
Bending resistance (stiffness) of paper and paperboard (Taber-type tester in basic configuration) |
| T 494 |
Tensiles |
Tensile properties of paper and paperboard (using constant rate of elongation apparatus) |
| T 509 |
pH, Cold Extract |
Hydrogen ion concentration (pH) of paper extracts (cold extraction method) |
| T 511 |
Fold, MIT |
Folding endurance of paper (MIT tester) |
| T 519 |
Opacity |
Diffuse opacity of paper (d/0 paper backing) |
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T 524 om-02
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Color, Hunter |
Color of paper and paperboard (45/0, C/2) |
| T 525 |
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Diffuse brightness of pulp (d/0) |
| T 527 |
Color, Hunter, L, a, b |
Color of paper and paperboard (d/0, C/2) |
| T 529 |
pH, Surface |
Surface pH measurement of paper |
| T 530 |
Hercules Size |
Size test for paper by ink resistance (Hercules-type method) |
| T 538 |
Roughness, Sheffield |
Roughness of paper and paperboard (Sheffield method) |
| T 540 |
Peel |
Peel, Thermoplastic coating adhesion |
| T 541 |
Z-Direction Tensile |
Internal bond strength of paperboard (z-direction tensile) |
| T 543 |
Stiffness, Gurley |
Bending resistance of paper (Gurley-type tester) |
| T 548 |
COF, Slide Angle |
Coefficient of Friction, Slide Angle |
| T 549 |
COF, Horizontal |
Coefficients of static and kinetic friction of uncoated writing and printing paper by use of the horizontal plane method |
| T 553 |
Alkaline Reserve |
Alkalinity of paper as calcium carbonate (alkaline reserve of paper)
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| T 555 |
Roughness, Parker Print Surf |
Roughness of paper and paperboard (Print-surf method) |
| T 563 |
Dirt Count |
Equivalent Black Area (EBA) and count of visible dirt in pulp, paper and paperboard by image analysis |
| T 566 |
Stiffness, Taber |
Bending resistance (stiffness) of paper (Taber-type tester in 0 to 10 Taber stiffness unit configuration) |
| T 569 |
Scott Bond |
Internal bond strength (Scott type) |
| T 571 |
Brightness |
Diffuse brightness of paper and paperboard (d/0) |
| T 646 |
Brightness of Clay |
Brightness of clay and other mineral pigments (45/0) |
| T 653 |
Gloss, 20° |
Specular gloss of paper and paperboard at 20 degrees |
| T 807 |
Burst, Mullen |
Bursting strength of paperboard and linerboard |
| T 808 |
Flat Crush |
Flat crush test of corrugated Board (flexible beam method) |
| T 811 |
Edge Crush |
Edgewise compressive strength of corrugated fiberboard (short column test) |
| T 815 |
COF, Slide Angle |
Coefficient of static friction (slide angle) of packaging and packaging materials (inclined plane method) |
| T 818 |
Ring Crush |
Ring crush of paperboard
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| T 826 |
STFI Short Span Comp. Strength |
STFI Short Span Compressive Strength |
| T 830 |
Ink Rub Resistance, Sutherland |
Ink rub test of container board |
| T 1214 |
Light Scattering & Absorption Coefficients |
Interrelation of reflectance, R0; reflectivity, R∞; TAPPI opacity, C0.89; scattering, s; And absorption, k |
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TAPPI Useful
Method Number
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| UM 213 |
Repulpability |
Repulpability of Splices/Splicing Tape |
| UM 246 |
Micro Kappa Number |
Micro Kappa Number |
| UM 251 |
Permanganate Number |
Permanganate Number |
| UM 549 |
Hygroexpansivity |
Hygroexpansivity, 15-80% humidity |