Ammonium paratungstate

Ammonium paratungstate
Identifiers
ChemSpider
ECHA InfoCard 100.031.228
EC Number
  • 234-364-9
UNII
  • InChI=1S/10H3N.41O.12W/h10*1H3;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;/q;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;5*-2;;;;;;;;;;;;/p+10 Y
    Key: LZTNPCZGBGTJFN-UHFFFAOYSA-X Y
  • InChI=1/10H3N.41O.12W/h10*1H3;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;/q;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;5*-2;;;;;;;;;;;;/p+10/r10H3N.12O3W.5O/c;;;;;;;;;;12*1-4(2)3;;;;;/h10*1H3;;;;;;;;;;;;;;;;;/q;;;;;;;;;;;;;;;;;;;;;;5*-2/p+10
    Key: LZTNPCZGBGTJFN-GEIIXCJIAC
Properties
(NH4)10(H2W12O42)·4H2O
Molar mass 3132.2 g/mol
Appearance White solid
Density 4.60 g/cm3
Boiling point Decomposes at 600 °C
Hazards
GHS labelling:
Warning
H315, H319, H335
P261, P264, P271, P280, P302+P352, P304+P340, P305+P351+P338, P312, P321, P332+P313, P337+P313, P362, P403+P233, P405, P501
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
N verify (what is YN ?)
Infobox references

Ammonium paratungstate (or APT) is a white crystalline salt with the chemical formula (NH4)10(H2W12O42)·4H2O. It is described as "the most important raw material for all other tungsten products."

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