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Merck
CN

510114

Ammonium paratungstate

99.99% trace metals basis

Synonym(s):

Tungstic acid decaammonium salt

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About This Item

Linear Formula:
(NH4)10H2(W2O7)6 · xH2O
CAS Number:
Molecular Weight:
3060.46 (anhydrous basis)
PubChem Substance ID:
eCl@ss:
38180907
UNSPSC Code:
12352300
NACRES:
NA.23
EC Number:
234-364-9
MDL number:
Technical Service
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assay

99.99% trace metals basis

form

powder

composition

(NH₄)₁₀H₂(W₂O₇)₆ · xH₂O

reaction suitability

core: tungsten

mp

>300 °C (lit.)

density

2.3 g/mL at 25 °C (lit.)

SMILES string

N.N.N.N.N.N.N.N.N.N.O[W]12(=O)O[W]3(O)(=O)O[W](O)(=O)(O3)O[W]4(O)(=O)O[W](O)(=O)(O4)O[W]5(O)(=O)O[W]6(=O)(O5)O[W]7(=O)(O[W](O)(=O)(O[W]8(O)(=O)O[W](O)(=O)(O[W](O)(=O)(O1)O2)O8)O7)O6

InChI

1S/10H3N.10H2O.31O.12W/h10*1H3;10*1H2;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;/q;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;10*+1/p-10

InChI key

LMAJGSPZJYEENT-UHFFFAOYSA-D



Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves



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