Modi Laboratary

Leather Testing

Leather testing.
 
Our leather department offers a wide variety of physical and chemical tests to help meet the client’s military and commercial testing needs. Please click on the rectangle to view specific testing procedures for our most requested tests. Should you require a test that is not on our listing, please contact us.

CHEMICAL TESTS

TEST DESCRIPTION METHOD
Ash Content ASTM D297/D2617
Chrome Content ASTM D2807
Formaldehyde Content AATCC 112
Fungicide Analysis  
OPP, TCMTB HPLC, Extraction
Oil and Grease Content ASTM D3495
pH ASTM D2810
MECHANICAL / PERFORMANCE TESTING
TEST DESCRIPTION METHOD
Anti-Microbial Finish Assessment AATCC 100/147, ASTM E2149
Anti-Fungal Finish Assessment / Resistance AATCC 30, ASTM G21

Colorfastness to:

 
Crocking - Rubbing (Wet & Dry) ASTM D5053
Light AATCC 16, ASTM G151/G153/G154
Perspiration ASTM D2322
Staining (Bleed Resistance) ASTM D5552/D6012
Water Spotting SLF 420, IUF 420

Finish Testing

 
Adhesion SATRA TM 408
Cracking Resistance - Bally Flex ASTM D6182
Pull Off (Tape Test) PTL 1310-07
Flammability NFPA 1971/1977, CAL 117E, FMVSS 302, 16 CFR 1610, Contact Lab
Pipiness ASTM D2941, SATRA TM 36
Stiffness ASTM D2821, Military methods
STRENGTH AND DURABILITY
TEST DESCRIPTION METHOD

Abrasion Tests

 
Martindale ASTM D4966
Taber ASTM D7255
Wyzenbeek ASTM D4157
Grain Cracking  
Mandrel / Fold ASTM D6075
Mullen ASTM D2210
Tear Strength  
Slit / Slot ASTM D2212
Stitch (Single / Double Hole) ASTM D4786/D4705
Tongue ASTM D4704

Trapezoid Tear

ASTM D6077
Tensile Strength and/or Elongation ASTM D2208/D2209/D2211
MOISTURE MANAGEMENT
TEST DESCRIPTION METHOD
Area Stability (Shrinkage) ASTM D6013
Breathability (Water Vapor Permeability) ASTM D5052
Oil Repellency AATCC 118
Shrink Temperature ASTM D6076
Water Absorption ASTM D1815/D6014/D6015
Water Repellency ASTM D1913
Water Resistance - Maeser Flex ASTM D2099
Wicking / Water Take-Up PTL 1030
DIMENSIONAL MEASUREMENTS
TEST DESCRIPTION METHOD
Thickness ASTM D1813/D1814
Weight