Sodium chloride, Puriss. p.a., ACS Reagent, Reag. ISO, Reag.

Name: Sodium chloride
Synonymn: Halite
Description: Puriss. p.a., ACS Reagent, Reag. ISO, Reag. Ph. Eur., ≥99.5%

Container Type: Plastic Bottle

Molar Mass: 58.44 g/mol

Empirical Formula: ClNa
Linear Formula: NaCl

CAS Number: 7647-14-5
Bielstein Registry Number: 3534976
EC Number: 231-598-3
MDL Number: MFCD00003477

SPECIFICATIONS

Assay: min. 99.5 %
Assay (calculated to the dried substance): 99.0 - 100.5 %
Loss on drying (130°C): max. 0.2 %
Water insoluble matter: max. 0.005 %
pH (5 %, 25 °C): 5.0 - 8.0
Free acid (as HCl): max. 0.005 %
Free alkali (as NaOH): max. 0.005 %
Aluminium (Al): max. 0.2 ppm
Arsenic (As): max. 0.5 ppm
Barium (Ba): max. 0.001 %
Barium (Ba): complying
Calcium (Ca): max. 0.002 %
Iron (Fe): max. 1 ppm
Potassium (K): max. 50 ppm
Magnesium (Mg): max. 0.0005 %
Heavy metals (as Pb): max. 3 ppm
Bromide (Br): max. 50 ppm
Chlorate, Nitrate (as NO₃): max. 0.003 %
Iodide (I): max. 0.001 %
Iodide (I) test: complying
Hexacyanoferrate(II) ([Fe(CN)₆]₄^-): max. 0.0001 %
Ferrocyanides: complying
Nitrite (NO₂): complying
Phosphate (PO₄): max. 5 ppm
Sulfate (SO₄): max. 10 ppm
Total N: max. 0.001 %
Heavy metals (ICP) ACS: max. 5 ppm
Appearance of the solution: complying
Mg, earth alkali metals (as Ca): max. 100 ppm
Iodide (I): max. 0.001 %
Iodide (I) test: complying
Hexacyanoferrate(II) ([Fe(CN)₆]₄^-): max. 0.0001 %
Ferrocyanides: complying
Nitrite (NO₂): complying
Phosphate (PO₄): max. 5 ppm
Sulfate (SO₄): max. 10 ppm
Total N: max. 0.001 %
Acidity or alkalinity: complying
Appearance of the solution: complying

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