工业循环冷却水中钙、镁离子的测定 EDTA滴定法
Industrial circulating cooling water - Determination of calcium and magnesium - EDTA titration method

2009-05-18

工业循环冷却水中钠、铵、钾、镁和钙离子的测定 离子色谱法
Industrial circulating cooling water - Determination of sodium，potassium， magnesium and calcium - Ion chromatography

2009-05-18

锅炉用水和冷却水分析方法 钙、镁、铁、锌、铜含量的测定 电感耦合等离子体发射光谱(ICP-OES)测定法
Industrial circulating cooling water and boiler water-Determination of calcium,magnesium,iron,zinc and copper-Inductively Coupled Plasma method

2016-10-22

制盐工业通用试验方法 钙和镁的测定
General test method in salt industry - Determination of calcium and magnesium

2012-06-29

化工用石灰石中氧化钙和氧化镁含量的测定
Limestone for chemical industry--Determination of calcium and magnesium oxides content

1994-05-05

工业循环冷却水磷锌预膜液中钙离子测定方法
Determination of calcium for phosphorus-zine prefilming fluid in industrial circulating cooling water

2015-07-14

工业用氢氧化钠 钙镁总含量的测定 络合滴定法
Sodium hydroxide for industrial use - Determination of calcium and magnesium content - Complexometric method

2008-12-30

Analysis of sodium chloride for industrial use-Method for determination of calcium and magnesium contents
工业氯化钠的分析

1990-09-30

염화 소듐(산업용) — 칼슘 및 마그네슘 정량 — EDTA 착염 적정법
工业用氯化钠.钙和镁含量的测定.EDTA络合滴定法

2017-12-29

염화 소듐(산업용) — 칼슘 및 마그네슘 정량 — EDTA 착염 적정법
工业用氯化钠 - 钙和镁含量的测定 - EDTA络合测定方法

2017-12-29

Sodium chloride for industrial use — Determination of calcium and magnesium contents — EDTA complexometric methods
工业用氯化钠——钙和镁含量的测定——EDTA络合滴定法

1973-02-01

Methods of sampling and test for sodium hydroxide for industrial use-Determination of calcium and magnesium contents
工业氢氧化钠的取样和试验方法

1981-02-27

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 total and alkali-soluble calcium and magnesium contents of crude sodium borates (titrimetric method)
工业用原硼酸、三氧化二硼、四硼酸二钠、过硼酸钠和粗硼酸钠的试验方法

1986-07-31

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 total and alkali-soluble calcium and magnesium contents of crude sodium borates (flame atomic absorption spectrometric method)
工业用原硼酸、三氧化二硼、四硼酸二钠、过硼酸钠和粗硼酸钠的试验方法

1986-07-31