ISO 4385:1981 Plain bearings - Compression testing of metallic bearing materials standard by International Organization for Standardization, 12/01/1981
ISO 6536:1981 [ Withdrawn ] Bank operations - Standard scheme for drawing lists standard by International Organization for Standardization, 12/01/1981
ISO 4498-2:1981 Sintered metal materials, excluding hardmetals - Determination of apparent hardness - Part 2 : Case-hardened ferrous materials, surface enriched by carbon or carbon and nitrogen standard by International Organization for Standardization, 12/01/1981
ISO 4849:1981 Personal eye-protectors - Specifications standard by International Organization for Standardization, 12/01/1981
ISO 3529-2:1981 Vacuum technology -- Vocabulary -- Part 2 : Vacuum pumps and related terms standard by International Organization for Standardization, 12/01/1981
ISO 1388-7:1981 Ethanol for industrial use -- Methods of test -- Part 7 : Determination of methanol content (methanol contents between 0,01 and 0,20 % (V/V)) -- Photometric method standard by International Organization for Standardization, 11/01/1981
ISO 1388-6:1981 Ethanol for industrial use -- Methods of test -- Part 6 : Test for miscibility with water standard by International Organization for Standardization, 11/01/1981
ISO 4153:1981 Aircraft - Pressure fuel dispensing system - Test procedure and limit value for shut-off surge pressure standard by International Organization for Standardization, 11/01/1981
ISO 1388-1:1981 Ethanol for industrial use -- Methods of test -- Part 1 : General standard by International Organization for Standardization, 11/01/1981
ISO 621:1981 [ Withdrawn ] Manganese ores -- Determination of metallic iron content (metallic iron content not exceeding 2 %) -- Sulphosalicylic acid photometric method standard by International Organization for Standardization, 11/01/1981
ISO 5373:1981 Condensed phosphates for industrial use (including foodstuffs) -- Determination of calcium content -- Flame atomic absorption spectrometric method standard by International Organization for Standardization, 11/01/1981
ISO 1388-10:1981 Ethanol for industrial use -- Methods of test -- Part 10 : Estimation of hydrocarbons content -- Distillation method standard by International Organization for Standardization, 11/01/1981