共找到 150 條與 偏重亞硫酸鈉(焦亞硫酸鈉) 相關(guān)的標(biāo)準(zhǔn)，共 10 頁
本標(biāo)準(zhǔn)適用于以 10 ml 安瓿裝之試藥級重鉻酸鉀–硫酸試劑。注：本品適用于測定航空渦輪燃料中所含防凍劑之濃度
Potassium Dichromate - Sulfuric Acid Reagent for Analytical Use
La présente Norme Internationale spécifie une méthode gravimétrique à l'état de sulfate de baryum de dosage des sulfates dans l'hydroxyde de sodium
Sodium hydroxide for industrial use - Determination of sulphate content - Barium sulphate gravimetrie method
Esta norma se refiere al pigmento de carga, substracto seco o extensor, conocido industrialmente como baritina o sulfato de bario natural
Barite (naturally ground barium sulfate)
Zpracovatel: ?stav pro v?zkum rud, Mní?ek pod Brdy, 007 927, RNDr. Eva Pavlíková, RNDr. Petr Pe-ták, CSc. Technická normaliza?ní komise: TNK 63
Iron ores. Determination of sulfur content. Barium sulfate gravimetric method
Water quality. Sulphate determination. Gravimetric method.
Chemicals used for treatment of water intended for human consumption - Sodium disulfite
Laboratory furnace temperature and furnace ventilation have an influence on SO3 retention in laboratory ash. Consequently
Standard Test Method for Sulfate Sulfur in Ash from Coal and Coke
本文件規(guī)定了硫酸鋇重量法測定鹵水中硫酸鹽含量的方法。 本文件適用于鹵水中硫酸鹽含量的測定
Analysis Method for Brine Part 5: Determination of Sulfate Barium Sulfate Gravimetric Method
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Sodium metabisulfite
Photography — Processing chemicals — Specifications for potassium metabisulfite
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
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
A presente Norma destina-se a fixar o método gravimétrico para determinar o teor de sulfatos do sulfato de sódio para usos industriais
Sodium sulfate used in industry. Measurement of sulfuric acid composition by hydrometry
本標(biāo)準(zhǔn)適用于工業(yè)用氟化鋁中硫酸根（以SO3表示）量的測定。測定范圍：≥0.1
Methods for chemical analysis of aluminium fluoride for industrial use--The barium sulphate gravimetric method for the determination of sulphate content
