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不知道你指的是不是试剂规格，做为试剂一般指的是质量含量！单位：w/w 31642 Riedel-de Haën PERDROGEN® 30% H2O2 (w/w) puriss. p.a., reag. ISO, reag. Ph. Eur., ≥30% zoom 1 of 1 Synonym Hydrogen peroxide solution Hydrogen peroxide Molecular FormulaH2O2 Molecular Weight34.01 CAS Number 7722-84-1 Beilstein Registry Number 3587191 EG/EC Number 2317650 MDL number MFCD00011333 Descriptions Caution keep in dark area Properties grade reag. ISO, reag. Ph. Eur. vapor pressure 23.3 mm Hg ( 30 °C) grade puriss. p.a. assay ≥30% shelf life (Shelf life is limited.) contains as stabilizer total impurities ≤0.0002% total nitrogen (N) ≤0.005% free acid (as H2SO4) ≤0.005% non-volatile matter ign. residue ≤0.002% anion traces chloride (Cl-): ≤0.5 mg/kg phosphate (PO4-): ≤1 mg/kg sulfate (SO42-): ≤1 mg/kg cation traces Al: ≤0.5 mg/kg As: ≤0.01 mg/kg Ba: ≤0.05 mg/kg Be: ≤0.01 mg/kg Bi: ≤0.1 mg/kg Ca: ≤0.2 mg/kg Cd: ≤0.01 mg/kg Co: ≤0.01 mg/kg Cr: ≤0.02 mg/kg Cu: ≤0.01 mg/kg Fe: ≤0.05 mg/kg Ge: ≤0.05 mg/kg K: ≤0.1 mg/kg Li: ≤0.01 mg/kg Mg: ≤0.05 mg/kg Mn: ≤0.01 mg/kg Mo: ≤0.02 mg/kg Na: ≤0.1 mg/kg Ni: ≤0.02 mg/kg Pb: ≤0.01 mg/kg Sr: ≤0.01 mg/kg Ti: ≤0.1 mg/kg Tl: ≤0.05 mg/kg V: ≤0.01 mg/kg Zn: ≤0.05 mg/kg Zr: ≤0.1 mg/kg References Merck Merck 13,4819 Fieser Fieser 1,457 / Fieser 2,216 / Fieser 3,154 / Fieser 4,253 / Fieser 5,337 / Fieser 6,286 / Fieser 7,174 / Fieser 8,247 / Fieser 9,241 / Fieser 10,201 / Fieser 12,242 / Fieser 13,145 / Fieser 14,176 / Fieser 15,166 / Fieser 16,177 / Fieser 17,146 reference Corp MSDS 1 (1), 1898:B / RegBook 1 (3), 3293:C / Sax 6, 1550 Safety Hazard Codes Xn Risk Statements 22-41 Safety Statements 26-39 RIDADR UN 2014 5.1/PG 2 WGK Germany 1 RTECS MX0899000 Related Categories ... General Use > Puriss p.a，
市售双氧水一般规格有27.5%、35%、50%等等,都指的是质量百分数。
一般来说是指的质量分数吧
质量分数把 呵呵
是指质量分数，但是楼主最好自己标定一下，可能会有所偏差
体积分数的话 你怎么用啊 使用的时候 换算会很麻烦 当然是质量分数啊
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不知道你指的是不是试剂规格，做为试剂一般指的是质量含量！单位：w/w
31642
Riedel-de Haën PERDROGEN® 30% H2O2 (w/w)
puriss. p.a., reag. ISO, reag. Ph. Eur., ≥30%
zoom 1 of 1
Synonym Hydrogen peroxide solution
Hydrogen peroxide
Molecular FormulaH2O2
Molecular Weight34.01
CAS Number 7722-84-1 Beilstein Registry Number 3587191
EG/EC Number 2317650
MDL number MFCD00011333
Descriptions
Caution keep in dark area
Properties
grade reag. ISO, reag. Ph. Eur.
vapor pressure 23.3 mm Hg ( 30 °C)
grade puriss. p.a.
assay ≥30%
shelf life (Shelf life is limited.)
contains as stabilizer
total impurities ≤0.0002% total nitrogen (N)
≤0.005% free acid (as H2SO4)
≤0.005% non-volatile matter
ign. residue ≤0.002%
anion traces chloride (Cl-): ≤0.5 mg/kg
phosphate (PO4-): ≤1 mg/kg
sulfate (SO42-): ≤1 mg/kg
cation traces Al: ≤0.5 mg/kg
As: ≤0.01 mg/kg
Ba: ≤0.05 mg/kg
Be: ≤0.01 mg/kg
Bi: ≤0.1 mg/kg
Ca: ≤0.2 mg/kg
Cd: ≤0.01 mg/kg
Co: ≤0.01 mg/kg
Cr: ≤0.02 mg/kg
Cu: ≤0.01 mg/kg
Fe: ≤0.05 mg/kg
Ge: ≤0.05 mg/kg
K: ≤0.1 mg/kg
Li: ≤0.01 mg/kg
Mg: ≤0.05 mg/kg
Mn: ≤0.01 mg/kg
Mo: ≤0.02 mg/kg
Na: ≤0.1 mg/kg
Ni: ≤0.02 mg/kg
Pb: ≤0.01 mg/kg
Sr: ≤0.01 mg/kg
Ti: ≤0.1 mg/kg
Tl: ≤0.05 mg/kg
V: ≤0.01 mg/kg
Zn: ≤0.05 mg/kg
Zr: ≤0.1 mg/kg
References
Merck Merck 13,4819
Fieser Fieser 1,457 / Fieser 2,216 / Fieser 3,154 / Fieser 4,253 / Fieser 5,337 / Fieser 6,286 / Fieser 7,174 / Fieser 8,247 / Fieser 9,241 / Fieser 10,201 / Fieser 12,242 / Fieser 13,145 / Fieser 14,176 / Fieser 15,166 / Fieser 16,177 / Fieser 17,146
reference Corp MSDS 1 (1), 1898:B / RegBook 1 (3), 3293:C / Sax 6, 1550
Safety
Hazard Codes Xn
Risk Statements 22-41
Safety Statements 26-39
RIDADR UN 2014 5.1/PG 2
WGK Germany 1
RTECS MX0899000
Related Categories
... General Use > Puriss p.a，
市售双氧水一般规格有27.5%、35%、50%等等,都指的是质量百分数。
一般来说是指的质量分数吧
质量分数把 呵呵
是指质量分数，但是楼主最好自己标定一下，可能会有所偏差
体积分数的话 你怎么用啊
使用的时候 换算会很麻烦 当然是质量分数啊