发布时间:2024-05-27 17:49:26 - 更新时间:2024年06月29日 15:22
点击量:0
FORMIC ACID FOR INDUSTRIAL USE DETERMINATION OF LOW CONTENTS OF VOLATILE ACIDS OTHER THAN FORMIC ACID (LESS THAN 0.5% (m/m) CALCULATED AS ACETIC ACID) VOLUMETRIC METHOD
A presente Norma destina-se a fixar o processo para determinar a alcalinidade total nos silicatos de sódio e de potássio para usos industriais
Reaeents. Sodium acetate trihvdrate and sodium acetate anhvdrous. Determination of heavy metals content (as Pb). Colorimetric method
이 규격은 보통 H2SO4로 표시되는 산업용 황산의 총 산도와 발열 황산의 탈삼산화황 함량
Sulphuric acid and oleum for industrial use-Determination of total acidity, and calculation of free sulphur trioxide content of oleum-Titrimetric method
Two cases are considered: sulphuric acid contents equal to or lower than 98 % (m/m) and sulphuric acid contents higher than 98 % (m/m). The principle
Sulphuric acid and oleum for industrial use; Determination of total acidity, and calculation of free sulphur trioxide content of oleum; Titrimetric method
Reagents. Ammonium acetate. Determination ofheavy metals content (as Pb). Colorimetric method
Acetic acid for industrial use. Determination of total acetaldehyde content. Volumetric method
乙基黄原酸甲酸乙酯的技术要求、试验方法、检验规则及标志、包装、运输、贮存等要求
Ethyl ethyl xanthogenic formate
本标准规定了照相化学品乙酸(冰乙酸)的要求、试验方法、检验规则、包装、标志、运输、贮存和安全。 本标准适用于照相化学品乙酸(冰乙酸)的检验
Photographic chemicals.Acetic acid
本标准适用于乙酸乙酯(85~88%级)和乙酸乙酯(99%级
Ethyl Acetate
Surface active agents - Polyethoxylated alcohol and alkylphenol sulfates -Determination of total active matter content
项 目 要 求 一 类 二 类 乙酸铜[Cu(CH3COO)2·H2O],w / % ≥ 99.0 98.0 钙(Ca),w 
Cupric acetate
이 표준은 산업용 아세트산 에틸(이하, 아세트산 에틸이라 한다.)에 대하여 규정한다
Ethyl acetate
この規格は,工業用の酢酸エチルについて規定する
Ethyl acetate
FORMIC ACID FOR INDUSTRIAL USE DETERMINATION OF LOW CONTENTS OF VOLATILE ACIDS OTHER THAN FORMIC ACID (LESS THAN 0.5% (m/m) CALCULATED AS ACETIC ACID) VOLUMETRIC METHOD
A presente Norma destina-se a fixar o processo para determinar a alcalinidade total nos silicatos de sódio e de potássio para usos industriais
Reaeents. Sodium acetate trihvdrate and sodium acetate anhvdrous. Determination of heavy metals content (as Pb). Colorimetric method
이 규격은 보통 H2SO4로 표시되는 산업용 황산의 총 산도와 발열 황산의 탈삼산화황 함량
Sulphuric acid and oleum for industrial use-Determination of total acidity, and calculation of free sulphur trioxide content of oleum-Titrimetric method
Two cases are considered: sulphuric acid contents equal to or lower than 98 % (m/m) and sulphuric acid contents higher than 98 % (m/m). The principle
Sulphuric acid and oleum for industrial use; Determination of total acidity, and calculation of free sulphur trioxide content of oleum; Titrimetric method
Reagents. Ammonium acetate. Determination ofheavy metals content (as Pb). Colorimetric method
Acetic acid for industrial use. Determination of total acetaldehyde content. Volumetric method
乙基黄原酸甲酸乙酯的技术要求、试验方法、检验规则及标志、包装、运输、贮存等要求
Ethyl ethyl xanthogenic formate
本标准规定了照相化学品乙酸(冰乙酸)的要求、试验方法、检验规则、包装、标志、运输、贮存和安全。 本标准适用于照相化学品乙酸(冰乙酸)的检验
Photographic chemicals.Acetic acid
本标准适用于乙酸乙酯(85~88%级)和乙酸乙酯(99%级
Ethyl Acetate
Surface active agents - Polyethoxylated alcohol and alkylphenol sulfates -Determination of total active matter content
项 目 要 求 一 类 二 类 乙酸铜[Cu(CH3COO)2·H2O],w / % ≥ 99.0 98.0 钙(Ca),w 
Cupric acetate
本标准规定了乙酸乙酯的技术要求、试验方法和检验规则等内容。 本标准适用于以乙酸和乙醉为原料,经酯化而制得的乙酸乙酯
本标准规定了乙酸乙酯的要求、试验方法、检验规则和包装、运输、贮存、保质期。 本标准适用于对以乙酸和乙醇为原料,经化学合成制得的乙酸乙酯及食品添加剂乙酸乙酯的质量进行分析评价
Ethyl acctate