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Description
Catalogue Number	105927
Synonyms	Manganese dichloride
Description	Manganese(II) chloride tetrahydrate

Physicochemical Information
Boiling point	1190 °C (1013 hPa) (anhydrous substance)
Density	2.01 g/cm3 (20 °C)
Melting Point	>723 K (anhydrous substance)
pH value	3.5 – 6 (50 g/l, H₂O, 25 °C)
Bulk density	1150 kg/m3
Solubility	1980 g/l

Toxicological Information
LD 50 oral	LD50 Rat 1484 mg/kg

Safety Information according to GHS
Hazard Pictogram(s)
Hazard Statement(s)	H301: Toxic if swallowed. H318: Causes serious eye damage. H373: May cause damage to organs through prolonged or repeated exposure.
Precautionary Statement(s)	P260: Do not breathe dust. P264: Wash skin thoroughly after handling. P280: Wear eye protection/ face protection. P301 + P310: IF SWALLOWED: Immediately call a POISON CENTER/doctor. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P314: Get medical advice/ attention if you feel unwell.
Signal Word	Danger
RTECS	OO9650000
Storage class	6.1D Non-combustible, acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects
WGK	WGK 2 obviously hazardous to water
Disposal	14 Inorganic salts: Container I. Neutral solutions of the these salts: Container D. Before placing in Container D, check the pH with pH-Universal indicator strips (Item No. 109535).

Safety Information
Categories of danger	harmful, dangerous for the environment

Storage and Shipping Information
Storage	Store at +2°C to +30°C.

Transport Information
Declaration (railroad and road) ADR, RID	UN 3288 , 6.1, III
Declaration (transport by air) IATA-DGR	UN 3288 , 6.1, III
Declaration (transport by sea) IMDG-Code	UN 3288 , 6.1, III

Specifications
Assay (complexometric)	99.0 – 101.0 %
Insoluble matter	≤ 0.005 %
pH-value (5 %; water; 25 °C)	3.5 – 6.0
Sulfate (SO₄)	≤ 0.002 %
Heavy metals (as Pb)	≤ 0.0005 %
Ca (Calcium)	≤ 0.001 %
Cu (Copper)	≤ 0.0005 %
Fe (Iron)	≤ 0.0005 %
K (Potassium)	≤ 0.001 %
Mg (Magnesium)	≤ 0.005 %
Na (Sodium)	≤ 0.005 %
Pb (Lead)	≤ 0.0005 %
Zn (Zinc)	≤ 0.001 %
Substances not precipitated by ammonium sulfide (as SO₄)	≤ 0.2 %
Substances reducing potassium permanganate (as O)	≤ 0.0005 %
Corresponds to ACS

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