1.06404

Sodium chloride

for analysis EMSURE^® ACS,ISO,Reag. Ph Eur

• Synonym(s): Halite, NaCl
• Linear Formula: NaCl
• CAS Number: 7647-14-5
• Molecular Weight: 58.44
• Beilstein: 3534976
• MDL number: MFCD00003477
• EC Index Number: 231-598-3

Properties

• grade: ACS reagent
• Quality Level: 300
• Agency: reag. ISO; reag. Ph. Eur.
• vapor pressure: 1.3 hPa ( 865 °C)
• product line: EMSURE^®
• Assay: ≥99.5% (silver nitrate titration); 99-100.5% dry basis (silver nitrate titration)
• form: solid
• potency: 3000 mg/kg LD₅₀, oral (Rat); >10000 mg/kg LD₅₀, skin (Rabbit)
• impurities: ≤0.005% Calcium, Magnesium and R2O3-precipitate; ≤0.005% Insoluble matter
• loss: ≤ 0.5% loss on drying, 105 °C, 2 h
• pH: 4.5-7.0 (20 °C, 100 g/L in H₂O)
• bp: 1461 °C/1013 hPa
• mp: 801 °C (lit.)
• solubility: 358 g/L
• bulk density: 1140 kg/m³
• anion traces: bromide (Br^-): ≤0.005%; chlorate, nitrate (as NO₃^-): ≤0.003%; hexacyanoferrate(II) ([Fe(CN)₆]^4-): ≤0.0001%; iodide (I^-): ≤0.001%passes test; nitrite (NO₂^-): passes test; phosphate (PO₄^3-): ≤0.0005%; sulfate (SO₄^2-): ≤0.001%
• cation traces: As: ≤0.00004%; Ba: ≤0.001%, passes test; Ca: ≤0.002%; Cu: ≤0.0002%; Fe: ≤0.0001%; K: ≤0.005%; Mg: ≤0.001%; Mg: ≤0.0100% (alkaline-earth metals (as Ca)); N: ≤0.0005%; heavy metals: ≤0.0005%; heavy metals (as Pb): ≤0.0005%
• storage temp.: 2-30°C
• SMILES string: [Na+].[Cl-]
• InChI: 1S/ClH.Na/h1H;/q;+1/p-1
• InChI key: FAPWRFPIFSIZLT-UHFFFAOYSA-M

Description

Analysis Note

Assay (argentometric): ≥ 99.5 %
Assay (argentometric; calculated on dried substance): 99.0 - 100.5 %
Identity: passes test
Appearance of solution: passes test
Acidity or alkalinity: passes test
pH-value (5 %; water): 5.0 - 8.0
Insoluble matter: ≤ 0.005 %
Bromide (Br): ≤ 0.005 %
Chlorate and Nitrate (as NO₃): ≤ 0.003 %
Hexacyanoferrate II: ≤ 0.0001 %
Ferrocyanides: passes test
Iodide (I):
≤ 0.001 %
: passes test
Nitrite (NO₂): passes test
Phosphate (PO₄): ≤ 0.0005 %
Sulfate (SO₄): ≤ 0.001 %
Total nitrogen (N): ≤ 0.0005 %
Heavy metals (as Pb): ≤ 0.0005 %
Heavy metals (ACS): ≤ 0.0005 %
As (Arsenic): ≤ 0.00004 %
Ba (Barium):
passes test
: ≤ 0.001 %
Ca (Calcium): ≤ 0.002 %
Cu (Copper): ≤ 0.0002 %
Fe (Iron): ≤ 0.0001 %
K (Potassium): ≤ 0.005 %
Mg (Magnesium): ≤ 0.001 %
Calcium, Magnesium and R₂O₃-precipitate: ≤ 0.005 %
Magnesium and alkaline-earth metals (as Ca): ≤ 0.0100 %
Loss on drying (105 °C, 2 h): ≤ 0.5 %
Corresponds to ACS,ISO,Reag. Ph Eur

Legal Information

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

Safety Information

• Storage Class Code: 13 - Non Combustible Solids
• WGK: WGK 1
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable