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Merck
CN

21194

Calcium nitrate tetrahydrate

BioUltra, ≥99.0% (KT)

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About This Item

Linear Formula:
Ca(NO3)2 · 4H2O
CAS Number:
Molecular Weight:
236.15
EC Number:
233-332-1
UNSPSC Code:
12161700
MDL number:
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InChI key

ICSSIKVYVJQJND-UHFFFAOYSA-N

InChI

1S/Ca.2NO3.4H2O/c;2*2-1(3)4;;;;/h;;;4*1H2/q+2;2*-1;;;;

SMILES string

O.O.O.O.[Ca++].[O-][N+]([O-])=O.[O-][N+]([O-])=O

product line

BioUltra

assay

≥99.0% (KT)

impurities

insoluble matter, passes filter test

pH

5.5-7.0 (25 °C, 1 M in H2O)

mp

44 °C (dec.) (lit.)

solubility

H2O: 1 M at 20 °C, clear, colorless

anion traces

chloride (Cl-): ≤20 mg/kg, sulfate (SO42-): ≤20 mg/kg

cation traces

As: ≤0.1 mg/kg, Ba: ≤5 mg/kg, Bi: ≤5 mg/kg, Cd: ≤5 mg/kg, Co: ≤5 mg/kg, Cr: ≤5 mg/kg, Cu: ≤5 mg/kg, Fe: ≤5 mg/kg, K: ≤50 mg/kg, Li: ≤5 mg/kg, Mg: ≤100 mg/kg, Mn: ≤5 mg/kg, Mo: ≤5 mg/kg, Na: ≤50 mg/kg, Ni: ≤5 mg/kg, Pb: ≤5 mg/kg, Sr: ≤100 mg/kg, Zn: ≤5 mg/kg

absorption

cut-off at 332 nm in H2O at 1 M

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Application

Constituent of plant cell culture media.

Regulatory Information

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