Standard Test Methods for Sampling and Chemical Analysis of Soaps and Soap Products

1.1 These test methods cover the sampling and chemical analysis of cake, powdered, flake, liquid, and paste soaps, and soap products.

1.2 The test methods appear in the following order:

SAMPLING Section General Requirements 4 Cake Soaps, Flake and Powdered Soap Products when Packed in Cans or Cartons 5 Flake and Powdered Soap Products when in Bulk 6 Liquid Soap 7 Paste Soap Products 8 Preparation of Samples 9 TEST METHODS FOR CHEMICAL ANALYSIS Safety Precautions 10 Purity of Reagents 11 Duplicate Tests 12 Moisture: Choice of Method 13 Method A---Matter Volatile at 105[deg]C (Oven Method) 14 Method B---Distillation Method 15 to 18 Total Matter Insoluble in Alcohol 19 and 20 Free Alkali or Free Acid 21 Matter Insoluble in Water 22 Total Alkalinity of Matter Insoluble in Alcohol, Alkaline Salts 23 Combined Alkali, Total Anhydrous Soap 24 and 25 Combined Sodium and Potassium Oxides 26 to 29 Free Alkali and Potassium Carbonate in Potash Paste Soaps 30 to 32 Unsaponified plus Unsaponifiable Matter 33 to 35 Unsaponifiable Matter 36 to 38 Unsaponified Matter 39 Rosin (McNicoll Method) 40 to 43 Preparation of Total Fatty Matter, Fatty and Rosin Acids, and Unsa-ponified Matter 44 and 45 Titer Test 46 and 47 Acid Number of Fatty Acids 48 and 49 Iodine Number (Wijs Method) 50 to 52 Chlorides 53 to 55 Borax 56 to 58 Silica Present as Alkaline Silicates 59 and 60 Carbon Dioxide (Carbonates): Train-Absorption Method 61 to 64 Evolution-Volumetric Method 65 to 68 Phosphates 69 to 76 Tetrasodium Pyrophosphate 77 to 79 Sulfates 80 and 81 Glycerine, Sugars, and Starch: Glycerine in the Absence of Sugars 82 to 84 Glycerine in the Presence of Sugars 85 and 86 Starch 87 and 88 Sugars 89 and 90 Volatile Hydrocarbons 91 to 95 Copper (Trace Amounts) 96 to 102 Precision and Bias 103

1.3 The values stated in inch-pound units are to be regarded as the standard. The metric equivalents of inch-pound units may be approximate.

1.4 This standard does not purport to address all of the safety problems, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.> For specific hazard statements, see Section 10. Material Safety Data Sheets are available for reagents and materials. Review them for hazards prior to usage.