24-5290
Potassium phosphate monobasic
≥99.5%
Synonym(s):
Potassium dihydrogen phosphate, prim.-Potassium phosphate
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About This Item
Linear Formula:
KH2PO4
CAS Number:
Molecular Weight:
136.09
UNSPSC Code:
12352302
PubChem Substance ID:
EC Number:
231-913-4
MDL number:
Assay:
≥99.5%
Grade:
SAJ special grade
Form:
crystalline
grade
SAJ special grade
assay
≥99.5%
form
crystalline
availability
available only in Japan
pKa (25 °C)
(1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid)
mp
252.6 °C (lit.)
density
2.338 g/mL at 25 °C (lit.)
SMILES string
[K+].OP(O)([O-])=O
InChI
1S/K.H3O4P/c;1-5(2,3)4/h;(H3,1,2,3,4)/q+1;/p-1
InChI key
GNSKLFRGEWLPPA-UHFFFAOYSA-M
Application
pH standard solution
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Storage Class
11 - Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Gloves, type N95 (US)
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