Description | |
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Catalogue Number | 105833 |
Replaces | MX0045; MX0045-1; MX0045-2; MX0045-4; MX0045-20 |
Synonyms | Magnesium dichloride |
Description | Magnesium chloride hexahydrate |
Product Information | |
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CAS number | 7791-18-6 |
EC number | 232-094-6 |
Grade | ACS,ISO,Reag. Ph Eur |
Hill Formula | Cl₂Mg * 6 H₂O |
Chemical formula | MgCl₂ * 6 H₂O |
Molar Mass | 203.30 g/mol |
HS Code | 2827 31 00 |
Applications | |
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Application | Magnesium chloride hexahydrate for analysis EMSURE® ACS,ISO,Reag. Ph Eur. CAS 7791-18-6, EC Number 232-094-6, chemical formula MgCl₂ * 6 H₂O. |
Physicochemical Information | |
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Density | 1.57 g/cm3 (20 °C) |
Melting Point | 117 °C (decomposition) |
pH value | 4.5 - 7.0 (50 g/l, H₂O, 20 °C) |
Solubility | 1670 g/l |
Toxicological Information | |
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LD 50 oral | LD50 Rat 8100 mg/kg |
Safety Information according to GHS | |
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RTECS | OM2975000 |
Storage class | 10 - 13 Other liquids and solids |
WGK | WGK 1 slightly water endangering |
Storage and Shipping Information | |
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Storage | Store at +5°C to +30°C. |
Transport Information | |
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Declaration (railroad and road) ADR, RID | Kein Gefahrgut |
Declaration (transport by air) IATA-DGR | No Dangerous Good |
Declaration (transport by sea) IMDG-Code | No Dangerous Good |
Specifications | |
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Assay (complexometric) | 99.0 - 101.0 % |
Identity | conforms |
Appearance of solution | passes test |
Insoluble matter | ≤ 0.005 % |
pH-value (5 %; water) | 5.0 - 6.5 |
Acidity or alkalinity | passes test |
Bromide (Br) | ≤ 0.05 % |
Nitrate (NO₃) | ≤ 0.001 % |
Phosphate (PO₄) | ≤ 0.0005 % |
Sulphate (SO₄) | ≤ 0.002 % |
Total nitrogen (N) | ≤ 0.0002 % |
Heavy metals (as Pb) | ≤ 0.0005 % |
Al (Aluminium) | ≤ 0.0002 % |
As (Arsenic) | ≤ 0.0002 % |
Ba (Barium) | ≤ 0.002 % |
Ca (Calcium) | ≤ 0.003 % |
Cu (Copper) | ≤ 0.0005 % |
Fe (Iron) | ≤ 0.0005 % |
K (Potassium) | ≤ 0.001 % |
Mn (Manganese) | ≤ 0.0005 % |
Na (Sodium) | ≤ 0.001 % |
NH₄ (Ammonium) | ≤ 0.002 % |
Pb (Lead) | ≤ 0.0005 % |
Sr (Strontium) | ≤ 0.005 % |
Water | 51.0 - 55.0 % |
Corresponds to ACS, ISO, Reag. Ph Eur |