12611
碳酸钾
meets analytical specification of Ph. Helv., puriss., anhydrous, granulated, 99-101% (calc. to the dried substance)
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关于此项目
线性分子式:
K2CO3
化学文摘社编号:
分子量:
138.21
UNSPSC Code:
12352302
NACRES:
NA.21
PubChem Substance ID:
EC Number:
209-529-3
Beilstein/REAXYS Number:
4267587
MDL number:
Assay:
99-101% (calc. to the dried substance)
Form:
powder or crystals
Quality Segment
grade
puriss.
assay
99-101% (calc. to the dried substance)
form
powder or crystals
quality
granulated, meets analytical specification of Ph. Helv.
impurities
residual solvents, complies, ≤0.001% heavy metals (as Pb)
loss
≤1% loss on drying, 120 °C, 5 h
pH
11-13 (25 °C, 138 g/L)
mp
891 °C (lit.)
anion traces
chloride (Cl-): ≤20 mg/kg, sulfate (SO42-): ≤20 mg/kg
cation traces
As: ≤1 mg/kg, Ca: ≤50 mg/kg, Fe: ≤10 mg/kg, Mg: ≤50 mg/kg, Na: ≤2000 mg/kg
suitability
complies for appearance of solution
SMILES string
[K+].[K+].[O-]C([O-])=O
InChI
1S/CH2O3.2K/c2-1(3)4;;/h(H2,2,3,4);;/q;2*+1/p-2
InChI key
BWHMMNNQKKPAPP-UHFFFAOYSA-L
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signalword
Warning
hcodes
Hazard Classifications
Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
target_organs
Respiratory system
存储类别
13 - Non Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable