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特价供应Amresco 0588Boric Acid 硼酸价格
Amresco 0588 硼酸 Boric Acid
货号产品名称规格厂家
0588硼酸 Boric Acid500g分装Amresco
0588硼酸 Boric Acid500g原装Amresco
产品说明:
purum p.a., ≥99.0% (T)
Molecular Formula H3BO3
Molecular Weight 61.83
CAS Number 10043-35-3
Descriptions
Properties
vapor pressure …………………………2.6 mm Hg ( 20 °C)
grade ……………………………………….purum p.a.
assay ………………………………………..≥99.0% (T)
mp ……………………………………………160 °C (dec.)(lit.)
anion traces ……………………………..chloride (Cl-): ≤50 mg/kg
sulfate (SO42-): ………………………….≤200 mg/kg
cation traces Ca: ≤50 mg/kg
Cd: ≤50 mg/kg
Co: ≤50 mg/kg
Cu: ≤50 mg/kg
Fe: ≤50 mg/kg
K: ≤100 mg/kg
Na: ≤100 mg/kg
Ni: ≤50 mg/kg
Pb: ≤50 mg/kg
Zn: ≤50 mg/kg
Specifications:
Calcium(%) ………………………………………………….<=0.005
Chloride(%) …………………………………………………<=0.001
Heavy Metals (as Pb)(%) ……………………………………<=0.001
Insolubles (Methanol)(%) ……………………………………<=0.005
Iron(%) …………………………………………………………<=0.001
Nonvolatiles (Methanol)(%)……………………………………<=0.05
Phosphate(%)…………………………………………………<=0.001
Sulfate(%) ………………………………………………………<=0.01
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