31236
硫酸铁(II) 七水合物
puriss. p.a., ACS reagent, reag. ISO, reag. Ph. Eur., 99.0-103.4% (manganometric)
别名:
铁矾 七水合物
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线性分子式:
FeSO4 · 7H2O
化学文摘社编号:
分子量:
278.01
UNSPSC Code:
12352302
PubChem Substance ID:
EC Number:
231-753-5
MDL number:
Assay:
99.0-103.4% (manganometric)
Form:
crystals
InChI key
SURQXAFEQWPFPV-UHFFFAOYSA-L
InChI
1S/Fe.H2O4S.7H2O/c;1-5(2,3)4;;;;;;;/h;(H2,1,2,3,4);7*1H2/q+2;;;;;;;;/p-2
SMILES string
O.O.O.O.O.O.O.[Fe++].[O-]S([O-])(=O)=O
grade
ACS reagent, puriss. p.a.
agency
USP/NF, reag. ISO, reag. Ph. Eur.
vapor pressure
14.6 mmHg ( 25 °C)
assay
99.0-103.4% (manganometric)
form
crystals
shelf life
Shelf life is limited
impurities
≤0.001% total nitrogen (N)
pH
3-4 (20 °C, 5%)
density
1.898 g/mL at 25 °C (lit.)
anion traces
chloride (Cl-): ≤10 mg/kg, phosphate (PO43-): ≤10 mg/kg
cation traces
As: ≤2 mg/kg, Ca: ≤50 mg/kg, Cu: ≤10 mg/kg, Fe3+: ≤250 mg/kg, K: ≤20 mg/kg, Mg: ≤20 mg/kg, Mn: ≤500 mg/kg, Na: ≤20 mg/kg, Pb: ≤5 mg/kg, Zn: ≤20 mg/kg
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Packaging
在惰性气体下装瓶
Disclaimer
易被空气氧化
signalword
Warning
hcodes
Hazard Classifications
Acute Tox. 4 Oral - Eye Irrit. 2 - Skin Irrit. 2
存储类别
13 - Non Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
法规信息
新产品
此项目有
Thermal analysis of iron (II) sulphate heptahydrate in air. V: Thermal decomposition of hydroxy and oxysulphates.
Swamy M and Prasad T.
Journal of Thermal Analysis and Calorimetry, 20(1), 107-114 (1981)
Thermal analysis of iron (II) sulphate heptahydrate in air: III. Thermal decomposition of intermediate hydrates.
Swami MSR and Prasad TP.
Journal of Thermal Analysis and Calorimetry, 19(2), 297-304 (1980)
Yanyan Wei et al.
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The present study evaluated the effectiveness of germination and iron fortification on iron concentration and bioavailability of brown rice. Iron fortification during germination process with 0.05-2 g/L ferrous sulfate increased the iron concentration in germinated brown rice from 1.1 to
Huifang Wu et al.
Journal of hazardous materials, 243, 86-94 (2012-11-13)
An experiment was conducted in a batch reactor for a real printing and dyeing wastewater pretreatment using Fenton process in this study. The results showed that original pH, hydrogen peroxide concentration and ferrous sulfate concentration affected ORP value and pretreatment
Roshini Ebenezer et al.
Tropical medicine & international health : TM & IH, 18(8), 942-951 (2013-07-11)
To assess the impact of deworming and iron supplementation on the cognitive abilities and educational achievement of school-age children in Sri Lanka. Prospective, placebo-controlled randomised study. The treatment group received deworming and weekly iron supplementation for 6 months; the control group
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