D51 化工原料矿 标准查询与下载

HG/T 2957.2-1984(1997) 明矾石矿石分析试样采取和制备方法

Alunite ores-Analytical samples-The methods of the sampling and preparation

HG/T 2957.10-1984(1997) 明矾石矿石全铁量的测定.磺基水杨酸光度法

Alunite ores-Determination of total iron content-Sulphosalicylic acid photometric method

HG/T 2957.9-1984(1997) 明矾石矿石硅含量的测定.重量法

Alunite ores-Determination of silicon content-Gravimetric method

HG/T 2957.1-1984(1997) 明矾石矿石分析方法通则

Alunite ores-Analytical methods-General instructions

HG/T 2957.3-1984(1997) 明矾石矿石分析试样中吸附水含量的测定.重量法

Alunite ores-Determination of hygroscopic moisture content in analytical samples-Gravimetric method

HG/T 2957.5-1984(1997) 明矾石矿石铝含量的测定.容量法

Alunite ores-Determination of aluminium content-Volumetric method

HG/T 2957.8-1984(1997) 明矾石矿石全硫量的测定.硫酸钡重量法

Alunite ores-Determination of total sulphur content-Barium sulphate gravimetrlc method

HG/T 2957.4-1984(1997) 明矾石矿石硫酸盐硫含量的测定.硫酸钡重量法

Alunite ores-Determination of sulphur content for sulphate-Barium sulphate gravimetric method

HG/T 2957.6-1984(1997) 明矾石矿石化合水含量的测定.重量法

Alunite ores-Determination of combined water content-Gravimetric method

HG/T 2957.11-1984(1997) 明矾石矿石钛含量的测定.二安替比林甲烷光度法

Alunite ores-Determination of titanium content-Diantipyrylmethane photometric method

JIS M 8513:1976 精制硫黄的测定

Determination refined sulfur

KS E 3801-1969 晶石墨

이 규격은 인상흑연의 정광에 대하여 규정한다.

Crystalline Graphite

YB 2422-82 甘苄油技术条件

Glycyrrhiza oil technical conditions