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1.06727

Nickel(II) sulfate hexahydrate

for analysis EMSURE® ACS

Synonym(s):

Nickel(II) sulfate hexahydrate

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Size/SKUAvailabilityPrice
100 g

Estimated to ship onMay 25, 2026

$130.00
250 g

Estimated to ship onAugust 18, 2026

$173.00
1 kg

Estimated to ship onAugust 18, 2026

$432.00

About This Item

Empirical Formula (Hill Notation):
NiO4S · 6H2O
CAS Number:
Molecular Weight:
262.85
UNSPSC Code:
12352302
EC Index Number:
232-104-9
NACRES:
NA.21
MDL number:
Assay:
99.0-101.0% (complexometric)
Grade:
ACS reagent
Form:
crystals
Solubility:
650 g/L

$130.00


Estimated to ship onMay 25, 2026Details


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grade

ACS reagent

Quality Segment

product line

EMSURE®

assay

99.0-101.0% (complexometric)

form

crystals

potency

361 mg/kg LD50, oral (Rat)

impurities

≤0.005% Insoluble matter

pH

4.3-4.7 (20 °C, 100 g/L in H2O)

solubility

650 g/L

density

2.07 g/cm3 at 20 °C

bulk density

1000 kg/m3

anion traces

chloride (Cl-): ≤0.001%

cation traces

Ca: ≤0.005%, Co: ≤0.002%, Cu: ≤0.002%, Fe: ≤0.001%, K: ≤0.01%, Mg: ≤0.005%, Mn: ≤0.002%, N: ≤0.001%, Na: ≤0.03%, Pb: ≤0.001%, Zn: ≤0.002%

storage temp.

2-30°C

SMILES string

[Ni+2].[S](=O)(=O)([O-])[O-].O.O.O.O.O.O

InChI

1S/Ni.H2O4S.6H2O/c;1-5(2,3)4;;;;;;/h;(H2,1,2,3,4);6*1H2/q+2;;;;;;;/p-2

InChI key

RRIWRJBSCGCBID-UHFFFAOYSA-L

Analysis Note

Assay (complexometric): 99.0 - 101.0 %
Identity: passes test
Insoluble matter: ≤ 0.005 %
Chloride (Cl): ≤ 0.001 %
Total nitrogen (N): ≤ 0.001 %
Ca (Calcium): ≤ 0.005 %
Co (Cobalt): ≤ 0.002 %
Cu (Copper): ≤ 0.002 %
Fe (Iron): ≤ 0.001 %
K (Potassium): ≤ 0.01 %
Mg (Magnesium): ≤ 0.005 %
Mn (Manganese): ≤ 0.002 %
Na (Sodium): ≤ 0.03 %
Pb (Lead): ≤ 0.001 %
Zn (Zinc): ≤ 0.002 %

Legal Information

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

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This Item
2276761.936501.06726
form

crystals

form

crystals

form

-

form

crystals

solubility

650 g/L

solubility

-

solubility

-

solubility

650 g/L

assay

99.0-101.0% (complexometric)

assay

≥98%

assay

-

assay

≥98.0% (complexometric)

Quality Level

300

Quality Level

200

Quality Level

200

Quality Level

200

grade

ACS reagent

grade

ACS reagent

grade

-

grade

-

impurities

≤0.005% Insoluble matter

impurities

≤0.002% N compounds, ≤0.005% insolubles

impurities

-

impurities

≤0.5% Substances not precipitated by ammonium sulfide (as SO4)


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signalword

Danger

Hazard Classifications

Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 1A Inhalation - Muta. 2 - Repr. 1B - Resp. Sens. 1 - Skin Irrit. 2 - Skin Sens. 1 - STOT RE 1 Inhalation

target_organs

Respiratory Tract

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

Storage Class

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects



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