MERCK 103792.0500 Ammonium Iron (II) Sulfate Hexahydrate GR ISO CAS No.7783-85-9

Key Spec Table

CAS #	EC Number	Hill Formula	Molar Mass	Grade Value
7783-85-9	233-151-8	H₈FeN₂O₈S₂*6H₂O	392.14 g/mol	ISO

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Description
Catalogue Number	103792

Product Information
CAS number	7783-85-9
EC number	233-151-8
Grade	ISO
Hill Formula	H₈FeN₂O₈S₂*6H₂O
Molar Mass	392.14 g/mol
HS Code	2842 90 00
Quality Level	MQ300

Physicochemical Information
Density	1.86 g/cm3 (20 °C)
Melting Point	39 - 41 °C (decomposition)
pH value	3 - 5 (50 g/l, H₂O, 20 °C)
Bulk density	900 kg/m3
Solubility	269 g/l

Toxicological Information
LD 50 oral	LD50 Rat 3250 mg/kg

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

Storage and Shipping Information
Storage	Store at +15°C to +25°C.

Specifications
Assay (manganometric)	99.0 - 101.5 %
pH-value (5 %; water)	3.0 - 5.0
Chloride (Cl)	≤ 0.001 %
Phosphate (PO₄)	≤ 0.002 %
Iron(III)-salts (Fe³⁺)	≤ 0.02 %
Ca (Calcium)	≤ 0.002 %
Cu (Copper)	≤ 0.002 %
K (Potassium)	≤ 0.01 %
Mg (Magnesium)	≤ 0.01 %
Mn (Manganese)	≤ 0.05 %
Na (Sodium)	≤ 0.01 %
Pb (Lead)	≤ 0.001 %
Zn (Zinc)	≤ 0.003 %
Correspons to ISO