Merck 103965 Iron(II) sulfate heptahydrate for analysis EMSURE® ACS,ISO,Reag. Ph Eur 1 kg

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MERCK

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LB.M.103965.1000

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Synonyms: Iron vitriol CAS Number: 7782-63-0 EC Number: 231-753-5 Molar Mass: 278.01 g/mol Chemical Formula: FeSO₄ * 7H₂O Hill Formula: FeO₄S * 7H₂O Grade: ACS,ISO,Reag. Ph Eur

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Merck 103965 Iron(II) sulfate heptahydrate for analysis EMSURE^® ACS,ISO,Reag. Ph Eur
Catalogue Number	103965
Replaces	FX0260-1
Synonyms	Iron vitriol
Description	Iron(II) sulfate heptahydrate

Merck 103965 Iron(II) sulfate heptahydrate for analysis EMSURE® ACS,ISO,Reag. Ph Eur

Product Information
CAS number	7782-63-0
EC index number	026-003-00-7
EC number	231-753-5
Grade	ACS,ISO,Reag. Ph Eur
Hill Formula	FeO₄S * 7H₂O
Chemical formula	FeSO₄ * 7H₂O
Molar Mass	278.01 g/mol
HS Code	2833 29 80
Quality Level	MQ300

Physicochemical Information
Density	1.898 g/cm3 (25 °C)
Melting Point	64 °C Elimination of water of crystallisation
pH value	3.0 - 4.0 (50 g/l, H₂O, 25 °C)
Vapor pressure	14.6 hPa (25 °C)
Bulk density	600 kg/m3
Solubility	400 g/l

Toxicological Information
LD 50 oral	LD50 Rat 319 mg/kg

Safety Information according to GHS
Hazard Pictogram(s)
Hazard Statement(s)	H302: Harmful if swallowed. H315: Causes skin irritation. H319: Causes serious eye irritation.
Precautionary Statement(s)	P264: Wash skin thoroughly after handling. P270: Do not eat, drink or smoke when using this product. P280: Wear protective gloves/ eye protection/ face protection. P301 + P312: IF SWALLOWED: Call a POISON CENTER/doctor if you feel unwell. P302 + P352: IF ON SKIN: Wash with plenty of water. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Signal Word	Warning
RTECS	NO8510000
Storage class	10 - 13 Other liquids and solids
WGK	WGK 1 slightly 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, irritant

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

Specifications
Assay (manganometric)	99.5 - 102.0 %
Identity	passes test
Appearance of solution	passes test
Insoluble matter	≤ 0.01 %
pH-value (5 %; water)	3.0 - 4.0
Chloride (Cl)	≤ 0.0005 %
Phosphate (PO₄)	≤ 0.001 %
Total nitrogen (N)	≤ 0.001 %
Heavy metals as Pb	≤ 0.005 %
As (Arsenic)	≤ 0.0002 %
Ca (Calcium)	≤ 0.005 %
Cr (Chromium)	≤ 0.0050 %
Co (Cobalt)	≤ 0.0025 %
Cu (Copper)	≤ 0.001 %
Fe III (Iron III)	≤ 0.02 %
K (Potassium)	≤ 0.002 %
Mg (Magnesium)	≤ 0.002 %
Mn (Manganese)	≤ 0.05 %
Na (Sodium)	≤ 0.02 %
Ni (Nickel)	≤ 0.0050 %
Pb (Lead)	≤ 0.0005 %
Zn (Zinc)	≤ 0.0050 %
Substance not precipitated by ammonium hydroxide	≤ 0.1 %
Corresponds to ACS,ISO,Reag. Ph Eur

Global Trade Item Number
Catalogue Number	GTIN
1039650100	04022536045399
1039650500	04022536045405
1039651000	04022536045429
1039655000	04022536045443
1039659025	04022536045450

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