Amresco 0588  硼酸 Boric Acid

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