Manganese(II) chloride tetrahydrate

Số CAS: 13446-34-9
Khối lượng phân tử: 197.91
Công thức phân tử / ký hiệu hóa học: MnCl2.4H2O

Mô tả

Rosy monoclinic crystal, soluble in water, soluble in alcohol, insoluble in ether.

Molecular formula	MnCl₂
Molar mass	125.844 g/mol (anhydrous) 161.874 g/mol (dihydrate) 197.91 g/mol (tetrahydrate)
Appearance	pink solid (tetrahydrate)
Density	2.977 g/cm³ (anhydrous) 2.27 g/cm³ (dihydrate) 2.01 g/cm³ (tetrahydrate)
Melting point	654 °C (anhydrous) dihydrate dehydrates at 135 °C tetrahydrate dehydrates at 58 °C
Boiling point	1225 °C
Solubility in water	63.4 g/100 ml (0 °C) 73.9 g/100 ml (20 °C) 88.5 g/100 ml (40 °C) 123.8 g/100 ml (100 °C)
Solubility	soluble in pyridine, ethanol insoluble in ether

Keywords：Chloride

ỨNG DỤNG

The production of terephthalic acid, glacial acetic acid and a catalyst, dye mordants, coatings, paint desiccant, and the oxidation process of the catalyst.

Also used as a trace element fertilizers in agriculture

Phiếu kiểm nghiệm

Product name	Manganese(II) chloride tetrahydrate		CAS：13446-34-9
Description	Rosy monoclinic crystal
TEST ITEMS		TEST RESULTS
MnCI₂		≥99.0%
Water insoluble matter		≤0.001%
SO₄^2-		≤0.001%
Ba²⁺		≤0.001%
Fe		≤10 ppm
Pb		≤10ppm
Ca		≤50 ppm
Mg		≤50 ppm
Zn		≤50 ppm