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The analysis of pure sodium chloride AR500g industrial salt Nacl salt spray test 100% authentic chemical reagent

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Analysis of pure sodium chloride content 500g

English alias: SodiumChloride (AS), Tablesalt, Rochsalt, Seasalt

Sodium  chloride

Molecular formula: NaCl molecular weight: 58.44

Sodium chloride (NaCl), W/%..................... = 99.5%.

The pH value (50g/L, 25 C)................5.0-8.0...

Clarity test qualified water insoluble......, w/%........≤0.005

Dry weight loss, W/%..........Less than 0.5 of iodide (I) W/%......).≤0.002

Bromide, Br/%..........Sulfate (SO = 0.014)W/% .......)≤0.002

The total amount of nitrogen, (N):..........Phosphate (less than or equal to 0.01po4)W/% .......)≤0.001

Mg Mg, W/%..........Less than 0.002 K (K) W/%......).≤0.02

Calcium, (Ca) W/%..........Less than 0.005 of iron (Fe) W/%......).≤0.0002

Arsenic, As/%..........Less than 0.00005 of barium (Ba) W/%......).≤0.001

Heavy metals, (PB) W/%..........≤0.0005  ..........≤0.002 

Six hexacyanoferrate (||) acid to Fe (CN) 6]W/%.......................≤0.0001 

In accordance with GB/T266-2006

Safety technical specifications

White cube crystal or crystalline powder. Slight deliquescence. Soluble in water and glycerol. Insoluble in ethanol and hydrochloric acid.

Character

White cube crystal or crystalline powder. 25 degrees, 1g dissolved in 2.8ml water, 2.6ml water, 10ml soluble in glycerol.ethanol. The watersolubilitybecausehydrochloric acidThere is less, almost insoluble in hydrochloric acid. Aqueous solution was neutral, pH ranged from 6.7 to 7.3. The relative density is 2.17. The melting point of 804 DEG C. The boiling point of 1413 DEG C. The median lethal dose (rat, oral) 3.75 + 0.43g/kg.

purpose

Determination of silver nitrate base. Determination of trace fluoride and silicate. For high purity analysis. The blood routine examination. Liver function tests. Preparation of bacterial serum culture medium. Refrigeration mixture. The preservation of food. Photograph。 Used in the manufacture of soda and caustic soda and other chemical products, ore smelting. The food industry and fisheries for salt, also can be used as raw materials and refined salt seasoning.

Origin: strong chemical