共找到 159 条与 无机化学综合 相关的标准,共 11 页
Applicable to amounts of sulphate between 4.5 and 450 $Gmg either in solution or in the test portion. The sulphate can be present as such or can be produced by suitable pre-treatment.
General methods of chemical analysis. Method for determination of traces of sulphur compounds by reduction and titrimetry
本标准适用于作各种建筑物项盖或间隔用之原色或着色波形铝片。
Corrugated Aluminium Sheets
Describes a method based on the potentiometric titration of the chloride ions with standard volumetric silver nitrate solution in an acid medium and in the presence of acetone, using a silver electrode or a chloride or silver ion-selective electrode (measuring electrode) and a calomel or a mercury(I) sulphate electrode (reference electrode). Is a applicable to test solutions having chloride concentrations, expressed in milligrams per litre, of between 1 and 1500.
Chemical products for industrial use; General method for determination of chloride ions; Potentiometric method
本标准规定甲基纤维素之检检方法。
Method of Test for Methyl Cellulose
Chemical products for industrial use. General method for determination of traces of sulphur compounds, as sulphate, by reduction and titrimetry.
本标准适用于工业用硫化钠。
Sodium Sulfide for Industrial Use
本标准适用于工业用氯化镁。
Magnesium Chloride for Industrial Use
Ammonium Chloride for Industrial Use
Produits chimiques à usage industriel - Méthode générale de dosage des ions chlorure - Méthode potentiométrique.
本标准规定了工业用化工产品中以硫酸根表示的痕量硫化合物测定的通用方法——还原和滴定法。 在可采用本方法的化工产品标准中应规定处理试料的方法,以使硫化合物转变为硫酸盐,必要时可 对通用操作步骤进行可能需要的任何改进。
Chemical products for industrial use; General method for determination of traces of sulphur compounds, as sulphate, by reduction and titrimetry
Boric acid, boric oxide, disodium tetraborates, sodium perborates and crude borates for industrial use — Determination of iron content — 2,2'- Bipyridyl photometric method
本标准规定工业级氰化镉之检验法。
Testing Method of Cadmium Cyanide (Technical Grade)
本标准规定工业级氰化锌之检验法。
Testing Method of Zinc Cyanide (Technical Grade)
本标准适用于工业级溴化银。
Silver Bromide (Technical Grade)
本标准规定工业级铬酸钾之检验法。
Method of Test for Potassium Chromate (Technical Grade)
本标准规定干电池用氯化汞之检验方法。
Method of Test for Mercury Chloride (for Dry Battery)
本标准适用于内燃机用铸铁制活塞环(以下简称活塞环)。航空机用活塞环标准另定之。
Piston Ring for Internal Combustion Engine (Tentative)
Calculation method of comprehensive energy consumption of sodium carbonate products
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