共找到 150 条与 焦硫酸钾 相关的标准,共 10 页
Reagents. Potassium pyrosulphate
本标准规定了化学试剂焦硫酸钾的规格、试验方法、检验规则和包装及标志
Chemical reagent.Potassium pyrosulfate
本试剂为白色块状结晶,溶于水
Chemical reagent.Potassium pyrosulfate
Chemical Reagent Potassium Pyrosulfate
Prezentul standard se refer? la pirosulfitul de potasiu pentru uz fotografic, denumit ?i metabisulfit de potasiu, ob?inut prin barbotarea dioxidului
POTASSIUM PYROSULPHIDE FOR PHOTOGRAPHIC PURPOSE
이 표준은 시약용 과산화이황산칼륨1)(이하 과산화이황산칼륨이라 한다.)에 대하여 규정한다
Potassium peroxodisulfate
Chemical reagent potassium pyrosulfate
Photographic grade potassium metabisulfite
Full Description All current amendments available at time of purchase are included with the purchase of this document
Photography. Processing chemicals. Specifications for dipotassium disulfite (potassium metabisulfite)
This standard prescribes the requirements and the methods of sampling and test for potassium metabisulphite, photographic grade
Specification for Photographic Grade Potassium Metabisulfite
This standard prescribes the requirements and the methods of sampling and test for potassium metabisulphite for use as food preservative
Specification for food grade potassium metabisulfite
本标准规定了用焦硫酸钾熔融—偶氨胂Ⅲ光度法测定铜铬锆合金中总锆含量的方法。 本标准适用于铜铬锆合金中总锆含量的测定,测定范围:0.050%~0.250
Methods for chemical analysis of copper-chromium-zirconium alloys.The determination of zinconium by arsenazo Ⅲ photometric method after fuse with potassium phrosuifate
Establishes criteria for the purity of photographic grade potassium metabisulfite and describes the tests to be used to determine the purity
Photographic Grade Potassium Metabisulfite, K2S2O5
This International Standard establishes criteria for the purity of photographic-grade potassium metabisulfite and specifies the tests to be used
Photography - Processing chemicals - Specifications for potassium metabisulfite
1 Scope This International Standard establishes criteria for the purity of photographic-grade potassium metabisulfite and specifies the tests
Photography. Processing chemicals. Specifications for potassium metabisulfite
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