28-4640
Sodium tungstate dihydrate
JIS special grade, 99.0-100.5
Synonym(s):
Tungstic acid sodium salt dihydrate
About This Item
Recommended Products
grade
JIS special grade
Assay
99.0-100.5
form
crystals
reaction suitability
reagent type: catalyst
core: tungsten
availability
available only in Japan
pH
9.0-11.5 (20 °C, 100 g/L)
mp
698 °C (lit.)
SMILES string
O.O.[Na+].[Na+].[O-][W]([O-])(=O)=O
InChI
1S/2Na.2H2O.4O.W/h;;2*1H2;;;;;/q2*+1;;;;;2*-1;
InChI key
WPZFLQRLSGVIAA-UHFFFAOYSA-N
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Signal Word
Warning
Hazard Statements
Precautionary Statements
Hazard Classifications
Acute Tox. 4 Oral
Storage Class Code
13 - Non Combustible Solids
WGK
WGK 2
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Personal Protective Equipment
Regulatory Listings
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ISHL Indicated Name
Substances Subject to be Indicated Names
ISHL Notified Names
Substances Subject to be Notified Names
JAN Code
28-4640-2-25G-J:
28-4640-5-500G-J:
Certificates of Analysis (COA)
Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.
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