氯化鎂 EMSURE®|MERCK

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

貨號: MRK-1.05833 分類:

描述

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Key Spec Table

CAS # EC Number Hill Formula Chemical Formula Molar Mass Grade Value
7791-18-6 232-094-6 Cl₂Mg * 6 H₂O MgCl₂ * 6 H₂O 203.30 g/mol ACS,ISO,Reag. Ph Eur

 

Description
Catalogue Number 105833
Replaces MX0045; MX0045-1; MX0045-2; MX0045-4; MX0045-20
Synonyms Magnesium dichloride
Description Magnesium chloride hexahydrate

Product Information
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
Quality Level MQ300

Physicochemical Information
Density 1.57 g/cm3 (20 °C)
Melting Point 117 °C (分解)
pH value 4.5 – 7.0 (50 g/l, H₂O, 20 °C)
Solubility 468.7 g/l

Toxicological Information
LD 50 oral LD50 Rat 8100 mg/kg

Safety Information according to GHS
RTECS OM2975000
Storage class 10 – 13 Other liquids and solids
WGK WGK 1 slightly hazardous to water

Storage and Shipping Information
Storage Store at +5°C to +30°C.

Transport Information
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
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) ≤ 5 ppm
Sulfate (SO₄) ≤ 0.002 %
Total nitrogen (N) ≤ 0.0002 %
Heavy metals (ACS) ≤ 5 ppm
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) ≤ 5 ppm
K (Potassium) ≤ 0.001 %
Mn (Manganese) ≤ 5 ppm
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

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