79613
偏磷酸
puriss. p.a., ACS reagent, ≥33.5% (T)
别名:
Metaphosphoric acid
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关于此项目
线性分子式:
(HPO3)n
化学文摘社编号:
NACRES:
NA.21
PubChem Substance ID:
UNSPSC Code:
12352106
MDL number:
Concentration:
≥33.5% (T)
Form:
crystalline
Quality Segment
grade
ACS reagent, puriss. p.a.
form
crystalline
contains
57-63% NaPO3 as stabilizer
concentration
≥33.5% (T)
technique(s)
HPLC: suitable
solubility
water: miscible
density
2 g/cm3
anion traces
chloride (Cl-): ≤10 mg/kg, nitrate (NO3-): ≤5 mg/kg, sulfate (SO42-): ≤20 mg/kg
cation traces
As: ≤1 mg/kg, Ca: ≤20 mg/kg, Cd: ≤5 mg/kg, Co: ≤5 mg/kg, Cr: ≤5 mg/kg, Cu: ≤5 mg/kg, Fe: ≤10 mg/kg, K: ≤50 mg/kg, Mg: ≤5 mg/kg, Mn: ≤5 mg/kg, Ni: ≤5 mg/kg, Pb: ≤5 mg/kg, Zn: ≤5 mg/kg
SMILES string
OP(=O)=O
InChI
1S/HO3P/c1-4(2)3/h(H,1,2,3)
InChI key
UEZVMMHDMIWARA-UHFFFAOYSA-N
General description
meta-Phosphoric acid is a monobasic acid.
Application
meta-Phosphoric acid may be employed as an extraction reagent during isocratic reversed-phase ion-pairing high performance liquid chromatographic analysis of ascorbic acid and dehydroascorbic acid in plant.
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signalword
Danger
hcodes
Hazard Classifications
Eye Dam. 1 - Skin Corr. 1B
存储类别
8A - Combustible corrosive hazardous materials
flash_point_f
Not applicable
flash_point_c
Not applicable