sodium sulphate method

The polymerization degree of industrial paraformaldehyde is determined by sodium sulfite method and iodimetry, the merits and demerits of two methods are compared.

用亚硫酸钠法和碘量法分别对工业多聚甲醛进行聚合度的测定 ,比较 2种方法的优缺点 。

The process of ferrous ion removal was improved for the nitrilon plant by sodium rhodanate one-step method and the consumption of materials decreased.

根据这一理论对硫氰酸钠一步法腈纶装置的除铁工艺进行改进后,装置的物料消耗量显著减少。

Gas-liquid volumetric mass transfer coefficient, kLa, of three systems: oxygen- sodium sulfite aqueous solution, oxygen-n- decane-sodium sulfite aqueous solution and oxygen- n-decane-sodium sulfite aqueous solution containing surfactant CTAB is determined in a mecha- nically-agitated autoclave reactor by oxidation of sodium sulfite in the aqueous phase.

用亚硫酸钠氧化法测定了机械搅拌高压釜中氧气草药一亚硫酸钠溶液体系、氧气一正癸烷一亚硫酸钠溶液体系和氧气一正癸烷一亚硫酸钠溶液十表面活性剂体系的气液体积传质系数（ＫＬａ）。

The method to determine mhydroxy benzaldehyde with sodium hydrogen sulfite has been discussed.

研究了用亚硫酸氢钠法测定间羟基苯甲醛 ,试验发现被测液 p H值、温度、亚硫酸氢钠的量、测定反应时间对分析结果有显著影响。

" Rubber, vulcanized--Determination of free sulphur content--Sodium sulphite method"

GB/T3514-1992硫化橡胶中游离硫含量的测定亚硫酸钠法

Preparation of Starch Sulphate Using Concentrated Sulfuric Acid and Propanol

硫酸/丙醇法制备淀粉硫酸钠的工艺研究

technical sodium primary alkylsulphates-methods of analysis

工业第一基准剂硫酸钠-分析法

technical sodium secondary alkylsulphates-methods of analysis

工业第二基准剂硫酸钠-分析法

Preliminary Analysis on the Co-Production Process for Salt and Glauber′s Salt with Thermal Process for Sodium-Sulfate Type Brine

浅析硫酸钠型卤水热法盐硝联产工艺

Gauging the Amount of Iodine in Salt on Sale by the Way of Na_2S_2O_3 Titration;

硫代硫酸钠滴定法测定市售食盐中的碘含量

photographic grade sodium thiosulphate, crystalline

摄影用酸钠硫代硫酸钠（结晶）

Carbazole method for simultaneous determination of sodium hyaluronate and chondroitin sulfate

咔唑法同时测定玻璃酸钠和硫酸软骨素的含量

APPLICATION OF SULFOSALICYLIC ACID-SODIUM SULFATE TURBIDIMETRY IN AUTOMATIC BIOCHEMICAL ASSAY IN DETERMINATION OF URINE PROTEINS

磺基水杨酸-硫酸钠比浊法测定尿蛋白的应用

Sodium hydroxide for chemical fiber use-Determination of sulphate mass fraction-Barium sulphate gravimetric method

GB/T11213.5-1989化纤用氢氧化钠中硫酸盐含量的测定硫酸钡重量法(甲法)

ditiocarb sodium

二硫卡钠（二乙基二硫代氨基甲酸钠）

The main products cover ammonuium sulfocyanide,sodium thiocyanate, potassium sulphocyanide, cuprous sulfocyanide etc,Calcium Thiocyanate.

主要产品有硫氰酸铵、硫氰酸钠、硫氰酸钾、硫氰酸亚铜、硫氰酸钙等。

" Methods for chemical analysis of iron, steel and alloy-The sodium thiosulfate separation iodimetric method for the determination of cupper content"

GB/T223.18-1994钢铁及合金化学分析方法硫代硫酸钠分离-碘量法测定铜量

Nickel base alloy powder--Determination of copper content--Thiosulfate-iodimetric method

GB/T8638.9-1988镍基合金粉化学分析方法硫代硫酸钠-碘量法测定铜量

Comparison Study on Treatment of Wastewater with Copper in Complex State by Processes of Ferrous Sulfate and Sodium Sulfide

硫酸亚铁法与硫化钠法处理络合铜废水的对比研究

Water quality--Determination of TNT--Sodium sulfite spectrophotometry

GB/T13905-1992水质梯恩梯的测定亚硫酸钠分光光度法

Resonance Light Scattering Method for the Determination of Sodium Carboxymethyl Cellulose with Nile Blue Sulphate

硫酸耐尔蓝共振光散射法测定羧甲基纤维素钠

Determination of Molecular Weight of Sodium Cellulose Sulfate by Low Angle Laser Light Scattering

小角激光光散射法测定纤维素硫酸钠的分子量