硼酸 标准查询与下载



共找到 150 条与 硼酸 相关的标准,共 10

Photometric method

Methods of test for orthoboric acid (boric acid), diboron trioxide (boric oxide), disodium tetraborates, sodium perborates and crude sodium borates for industrial use - Determination of manganese content of boric acid, boric oxide and disodium tetraborate

Schválení ST SEV 6024-87 doporu?ilo ministerstvo pr?myslu CSR Zpracovatel a oborové normaliza?ní st?edisko: Lachema, o.p., Brno, generální ?editelstv

Boric acid

本标准规定化妆品中硼酸及硼酸盐之试验方法

Methods of Hygienic Test for Cosmetics - Boric Acid and Borate

Methods of test for Orthoboric acid (boric acid), diboron trioxide (boric oxide), disodium tetraborates, sodium perborates and crude sodium borates for industrial use — Part 0 : General introduction

This International Standard specifies a gravimetric method for the determination of loss in mass after heating at 900 ℃ of crude sodium borates

Methods of test for orthoboric acid (boric acid), diboron trioxide (boric oxide), disodium tetraborates, sodium perborates and crude sodium borates for industrial use - Determination of loss in mass of crude sodium borates after heating at a temperature o

Titrimetric method

Methods of test for orthoboric acid (boric acid), diboron trioxide (boric oxide), disodium tetraborates, sodium perborates and crude sodium borates for industrial use - Determination of sodium oxide and boric oxide contents of crude sodium borates

Photometric method

Methods of test for orthoboric acid (boric acid), diboron trioxide (boric oxide), disodium tetraborates, sodium perborates and crude sodium borates for industrial use - Determination of iron soluble in alkaline medium in crude sodium borates

本标准规定了工业硼酸的技术要求、试验方法、检验规则以及标志和标签、包装、运输和贮存。 本标准适用于工业硼酸。该产品主要用于玻璃、搪瓷、化工和建材等工业。 分子式:HBO 相对分子质量:61.83(按2001年国际相对原子质量

Boric acid for industrial

本标准规定了氟硼酸钾的要求、试验方法、检验规则、包装、标志、运输、贮存、订货单或合同要求。 本标准适用于氟化物、硼化物与钾盐等作用而制得的氟硼酸钾。主要用作铝钛硼合金,热焊和铜焊的助溶剂,也用作电化学及阻燃材料等

Potassium fluoborate




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