羊毛醇羟基值检测标准
CNAS认证
CMA认证
ASTM D4274-21
Standard Test Methods for Testing Polyurethane Raw Materials: Determination of Hydroxyl Numbers of Polyols
Standard Test Methods for Testing Polyurethane Raw Materials: Determination of Hydroxyl Numbers of Polyols
- 【发布单位或类别】 US-ASTM美国材料与试验协会
- 【发布日期】2021-07-01
- 【CCS分类】
- 【ICS分类】83.080.20热塑性塑料
ASTM D4274-21
Plastics — Polyols for use in the production of polyurethane — Determination of hydroxyl number
Plastics — Polyols for use in the production of polyurethane — Determination of hydroxyl number
- 【发布单位或类别】 IX-ISO国际标准化组织
- 【发布日期】2001-02-08
- 【CCS分类】
- 【ICS分类】83.080.10热固性塑料
ASTM D4274-21
Plastics. Polyols for use in the production of polyurethane. Determination of hydroxyl number
Plastics. Polyols for use in the production of polyurethane. Determination of hydroxyl number
- 【发布单位或类别】 GB-BSI英国标准学会
- 【发布日期】2001-05-15
- 【CCS分类】
- 【ICS分类】热固性塑料
ASTM D4274-21
Plastics — Polyols for use in the production of polyurethanes — Determination of hydroxyl number by NIR spectroscopy
Plastics — Polyols for use in the production of polyurethanes — Determination of hydroxyl number by NIR spectroscopy
- 【发布单位或类别】 IX-ISO国际标准化组织
- 【发布日期】2004-08-26
- 【CCS分类】
- 【ICS分类】83.080.10醇、醚
ASTM D4274-21
Polyglycols for industrial use — Determination of hydroxyl number — Phthalic anhydride esterification method
Polyglycols for industrial use — Determination of hydroxyl number — Phthalic anhydride esterification method
- 【发布单位或类别】 IX-ISO国际标准化组织
- 【发布日期】1981-09-01
- 【CCS分类】
- 【ICS分类】71.080.60
ASTM D4274-21
SURFACE ACTIVE AGENTS. POLYGLYCOLS. DETERMINATION OF HYDROXYL NUMBER. PHTHALIC ANHYDRIDE ESTERIFICATION METHOD
SURFACE ACTIVE AGENTS. POLYGLYCOLS. DETERMINATION OF HYDROXYL NUMBER. PHTHALIC ANHYDRIDE ESTERIFICATION METHOD
- 【发布单位或类别】 ES-UNE西班牙标准
- 【发布日期】1984-12-15
- 【CCS分类】
- 【ICS分类】
