五水四硼酸钠中硼含量检测标准
CNAS认证
CMA认证
ISO 5933:1980
Boric acid, boric oxide, disodium tetraborates and crude sodium borates for industrial use — Determination of total nickel content of boric acid, boric oxide and disodium tetraborates and the alkali-soluble nickel content of crude sodium borates — Furil alpha-dioxime photometric method
Boric acid, boric oxide, disodium tetraborates and crude sodium borates for industrial use — Determination of total nickel content of boric acid, boric oxide and disodium tetraborates and the alkali-soluble nickel content of crude sodium borates — Furil alpha-dioxime photometric method
- 【发布单位或类别】 IX-ISO国际标准化组织
- 【发布日期】1980-11-01
- 【CCS分类】
- 【ICS分类】71.060.01无机化学综合
I3A IT4.230-1982(R1998)
Photography (Chemicals) - Sodium Tetraborate Pentahydrate and Sodium Tetraborate Decahydrate (reaffirmation and redesignation of ANSI PH4.230-1982 (R1987))
Photography (Chemicals) - Sodium Tetraborate Pentahydrate and Sodium Tetraborate Decahydrate (reaffirmation and redesignation of ANSI PH4.230-1982 (R1987))
- 【发布单位或类别】 UNKNOWN其他未分类
- 【发布日期】1982-02-26
- 【CCS分类】
- 【ICS分类】盐
ISO 3120:1976
diSodium tetraborates and crude sodium borates for industrial use — Determination of water content — Gravimetric method
diSodium tetraborates and crude sodium borates for industrial use — Determination of water content — Gravimetric method
- 【发布单位或类别】 IX-ISO国际标准化组织
- 【发布日期】1976-04-01
- 【CCS分类】
- 【ICS分类】71.060.50无机化学综合
ISO 3122:1976
Boric acid, boric oxide, disodium tetraborates, sodium perborates and crude borates for industrial use — Determination of iron content — 2,2'- Bipyridyl photometric method
Boric acid, boric oxide, disodium tetraborates, sodium perborates and crude borates for industrial use — Determination of iron content — 2,2'- Bipyridyl photometric method
- 【发布单位或类别】 IX-ISO国际标准化组织
- 【发布日期】1976-04-01
- 【CCS分类】
- 【ICS分类】71.060.01
