THE IULTCS OFFICIAL
METHODS OF ANALYSIS NOVEMBER
2001
· Loose-leaf, easily updated
· Hardwearing and durable binder
· When new or revised methods are approved by the IULTCS they will be made available to all purchasers to up-date your copies of the Official methods.
Published by the Society of Leather Technologists and
Chemists. Orders from:
Mr M K Leafe, Editor, JSLTC Price: In Sterling or USD, on application.
49 North Park Street
Dewsbury
West Yorkshire WF13 4LZ
United Kingdom
Tel/Fax: +44 (0)1924
460864
Email: malcolm.leafe@btopenworld.com
IULTCS OFFICIAL
METHODS OF ANALYSIS NOVEMBER
2001
|
IULTCS -
CHEMICAL TEST METHODS |
|
|
IU No. |
Method name |
|
IUC 1 |
General comments |
|
IUC 2 |
Sampling |
|
IUC 3 |
Preparation of test material by grinding |
|
IUC 4 |
Determination of substances (fats and other solubles) soluble
in Dichloromethane. |
|
IUC 5 |
Determination of volatile matter |
|
IUC 6 |
Determination of water soluble matter, water soluble inorganic
matter and water soluble organic matter |
|
IUC 7 |
Determination of sulphated total ash and sulphated water
insoluble ash |
|
IUC 8 |
Determination of chromic oxide |
|
IUC 9 |
Determination of water soluble magnesium salts |
|
IUC 10 |
Determination of nitrogen and hide substance |
|
IUC 11 |
Determination of pH and difference figure |
|
IUC 13 |
Determination of zirconium |
|
IUC 15 |
Determination of phosphorus |
|
IUC 16 |
Determination of aluminium |
|
IUC 17 |
Determination of hydroxyproline in materials containing
collagen |
|
IUC 18 |
Photometric Determination of chromium (VI) using 1, 5 -
Diphenylcarbazide |
|
IUC 19 |
Determination of formaldehyde content of leather |
|
IUC 20 |
Method for the detection of certain AZO colourants in dyed
leather |
|
IUC 21 |
Method for the detection of certain AZO colourants in dyestuff
mixtures |
|
IUC 22 |
Determination of aluminium oxide content of aluminium tanning
agents |
|
IUC 23 |
Determination of the pH of aqueous solutions of aluminium
tanning agents |
|
IUC 24 |
Determination of basicity of aluminium tanning agents. |
|
IUC 25 |
Determination of pentachlorophenol content |
IULTCS OFFICIAL
METHODS OF ANALYSIS NOVEMBER
2001
|
IULTCS -
PHYSICAL TEST METHODS |
|
|
IU No. |
Method name |
|
IUP 1 |
General remarks |
|
IUP 2 |
Sampling |
|
IUP 3 |
Conditioning |
|
IUP 4 |
Measurement of thickness |
|
IUP 5 |
Measurement of apparent density |
|
IUP 6 |
Measurement of tensile strength and percentage elongation |
|
IUP 7 |
Measurement of static absorption of water |
|
IUP 8 |
Measurement of tear load - Double edge tear |
|
IUP 9 |
Measurement of distension and strength of grain by the Ball Burst Test |
|
IUP 10 |
Water resistance of flexible leather |
|
IUP 11 |
Measurement of water resistance of heavy leather |
|
IUP 12 |
Measurement of resistance to grain cracking and the grain crack index |
|
IUP 13 |
Measurement of two dimensional extension |
|
IUP 14 |
Measurement of waterproofness of gloving leathers |
|
IUP 15 |
Measurement of water vapour permeability |
|
IUP 16 |
Measurement of shrinkage temperature up to 100 °C |
|
IUP 17 |
Assessment of the resistance of air dry insole leathers to heat |
|
IUP 18 |
Resistance of air dry lining leathers to heat |
|
IUP 19 |
Resistance of air dry upper leather to heat |
|
IUP 20 |
Measurement of flex resistance by flexometer method |
|
IUP 21 |
Measurement of set in lasting |
|
IUP 22 |
Assessment of scuff damage by use of the viewing box |
|
IUP 23 |
Measurement of scuff damage |
|
IUP 24 |
Measurement of surface shrinkage by immersion in boiling water |
|
IUP 26 |
Measurement of resistance to abrasion of heavy leather |
|
IUP 28 |
Measurement of the resistance to bending of heavy leather |
|
IUP 29 |
Measurement of cold crack temperature of surface coatings |
|
IUP 30 |
Measurement of water vapour absorption and desorption (See IUP 42) |
|
IUP 32 |
Measurement of area |
|
IUP 35 |
Measurement of dry heat resistance of leather |
|
IUP 36 |
Measurement of leather softness |
|
Draft IUP 37 |
Measurement of water repellancy of garment leather |
|
IUP 38 |
Measurement of heat resistance of patent leather |
|
IUP 39 |
Measurement of flex resistance by the vamp flex method |
|
IUP 40 |
Measurement of tear load - Single edge tear |
|
IUP 41 |
Measurement of surface coating thickness |
|
IUP 42 |
Measurement of water vapour absorption |
|
IUP 43 |
Measurement of extension set |
|
IUP 44 |
Measurement of stitch tear resistance |
|
Draft IUP 45 |
Measurement of water penetration pressure |
|
Draft IUP 46 |
Measurement of fogging characteristics |
|
Draft IUP 47 |
Measurement of resistance to horizontal spread of flame |
|
Draft IUP 48 |
Measurement of abrasion resistance of upholstery leather |
|
Development |
Measurement of bagginess
(IUP 49) |
|
Development |
Measurement of soiling
(IUP 50) |
|
Development |
Measurement of Surface Friction (IUP 51) |
|
Development |
Measurement of Compressibility (IUP 52) |
IULTCS OFFICIAL
METHODS OF ANALYSIS NOVEMBER
2001
|
IULTCS -
FASTNESS TEST METHODS |
|
|
IU No. |
Method name |
|
IUF 105 |
Numbering code for fastness tests |
|
IUF 120 |
Principles of colour fastness testing |
|
IUF 131 |
Grey scale for assessing change in colour |
|
IUF 132 |
Grey scale for assessing staining |
|
IUF 151 |
Preparation of Standard Storable Chrome leather |
|
IUF 201 |
Approx. determination of solubility of leather dyes |
|
IUF 202 |
Fastness to acid of dye solutions |
|
IUF 203 |
Stability to acid of dye solutions |
|
IUF 205 |
Stability to hardness of dye solutions |
|
IUF 401 |
Fastness to daylight |
|
IUF 402 |
Fastness to light (Xenon arc) |
|
IUF 420 |
Fastness to water spotting |
|
IUF 421 |
Fastness to water |
|
IUF 423 |
Fastness to washing |
|
IUF 424 |
Fastness to formaldehyde |
|
IUF 426 |
Fastness to perspiration |
|
IUF 434 |
Fastness to dry-cleaning of small samples |
|
IUF 435 |
Fastness to machine washing |
|
IUF 441 |
Fastness in respect to staining raw crepe rubber |
|
IUF 442 |
Fastness in respect of staining plasticised PVC |
|
IUF 450 |
Fastness to and fro rubbing |
|
IUF 454 |
Fastness to buffing of dyed leather |
|
IUF 458 |
Fastness to ironing |
|
IUF 470 |
Adhesion of finish |
|
IUF 412 |
Change of colour with accelerated ageing |