偏磷酸 stabilised, BAKER ANALYZED® ACS, J.T.Baker®
供应商: Avantor
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Danger
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Synonyms:
Metaphosphoric acid
Stabilization:
Stabilised with sodium metaphosphate
BAKR0252-01EA
9569
CNY
BAKR0252-01
BAKR0252-05
偏磷酸 stabilised, BAKER ANALYZED® ACS, J.T.Baker®
偏磷酸
This product contains as a stabilizer a somewhat greater proportion of sodiummetaphosphate than that corresponding to the formula NaH(PO₃)₂.
分子式:
(HPO₃)n 沸点: 260 °C (1013 hPa) 溶点: 21 °C 密度: 2,4 g/cm³ (20 °C) 存储条件: Ambient |
MDL编号:
MFCD00011351 CAS号: 37267-86-0 EINECS: 253-433-4 UN号: 3260 ADR: 8,III |
产品技术规格
Meets ACS Reagent Chemical Requirements | 33.5 - 36.5 % |
For Laboratory,Research,or Manufacturing Use | 57.0 - 63.0 % |
ACS - Assay (HPO₃) (by acidimetry) | 33.5 - 36.5 % |
ACS - Stabilizer (as NaPO₃) | 57.0 - 63.0 % |
ACS - Nitrate (NO₃) | ≤ 0.001 % |
ACS - Sulfate (SO₄) | ≤ 0.005 % |
ACS - Chloride (Cl) | ≤ 0.001 % |
Trace Impurities - Arsenic (As) | ≤ 1 ppm |
Heavy Metals (as Pb) | ≤ 0.005 % |
Trace Impurities - Iron (Fe) | ≤ 0.005 % |
Substances Reducing Permanganate (as H₃PO₃) | ≤ 0.02 % |
This product contains as a stabilizer a somewhat greater proportion of sodiummetaphosphate than that corresponding to the formula NaH(PO₃)₂. |
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