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过氧化氢(双氧水)
Hydrogen peroxide
  CAS号:【7722-84-1】
  分子式:H2O2
  分子量:34.01
  EINECS:231-765-0
  别    名:二氧化氢,二氧化二氢
  别名英文名:Hydrogen Peroxide Concentrate
  分子结构:

产品名称 规格级别 单位 包装 品牌
过氧化氢(双氧水) AR 500ml
过氧化氢(双氧水) GR 500ml
过氧化氢(双氧水) 电子专用 500ml
过氧化氢(双氧水) ppt,进口 P170-500ml
过氧化氢(双氧水) 50% kg kg
过氧化氢(双氧水) 35% kg kg

性状:无色透明液体,味苦,能缓慢分解成氧和水,少量不纯物质存在时剧烈分解,碱性及金属细粉能加速其分解,亦能被多数有机溶剂分解,可加入少量N-乙酰苯胺和 N-乙酰乙氧基苯胺作稳定剂。能与水混溶,溶于乙醚,不溶于石油醚。水溶液呈弱酸性。有氧化性和腐蚀性,对皮肤有化学浸蚀性,能与水混合。
密度:1.11
熔点:-0.43
沸点:152
折光率:1.3350

备注: 以上描述,仅作参考,并不表示您收到的产品,与此项描述完全相符,产品的出厂标准,请参见质量标准。

质量标准

30%过氧化氢 Hgdrogen resoxide GB/T 6684-86
项目Item                                       优级纯(GR)          分析纯(AR)           化学纯(CP)
含量(H2O2)Assay,%                              ≥30.0               30.0                 30.0
不挥发物 Novolative,%                        ≤0.0025            0.005               0.01
酸度(H2SO4)Acidity,%                   ≤0.003            0.005                0.01
氯化物(Cl)Chloride,%                         ≤0.00005          0.0001              0.0005
硫酸盐(SO4)Sulfate,%                          ≤0.0002           0.0003             0.0015
氮化合物(N)nitrogen compound,%           ≤0.0004           0.0010              0.0025
(Fe)Iron,%                                     ≤0.00001          0.00002            0.0005
(Ni)Nickel,%                                  ≤0.000002             --                   --
(Cu)Copper,%                                 ≤0.000002         0.00001           0.0001
(Pb)Lead,%                                    ≤0.000002         0.00002            0.0001
(As)Ansenic,%                                 ≤0.00005         0.00005                --
      
ACS

项目名称Item                                    ACS Grade
含量(H2O2)Assay                                 29.0-32.0%
色度,黑曾单位Color(APHA)               ≤10
灼烧残渣Residue after ignition             ≤3ppm
可滴定酸Titrable acid                        ≤0.0006meq/g
氯化物(Cl)Chloride                      ≤2ppm
硝酸盐(NO3)Nitrate                            ≤2ppm
磷酸盐(PO4)Phosphate                        ≤2ppm
硫酸盐(SO4)Sulfate                            ≤5ppm
(NH4)Ammonium                             ≤5ppm
重金属(Pb)Heavy metals               ≤1ppm
(Fe)Iron(Fe)                                  ≤0.5ppm

项目                                       电子级过氧化氢(semiconductor grade,99.999% trace metals basis
过氧化氢含量                         30-32%
酸度 (以 H 2 SO 4 计)    0.6 Ueq/g
杂质含量(以ppb计):
氯化物 ( Cl )            1000
硫酸盐( SO 4 2- 计)        100
硝酸盐 ( NO 3 - )    1000
磷酸盐( PO 4 3- 计)        100
(Fe)                                   100
(Cu)                                   10
(Al)                                   200
(Sn)                                   10
(As)                                   50
(Pb)                                   50
(Cr)                                   10
(Cd)                                   50
(Sb)                                   10
(Hg)                                   10
钒( V                                10
钾( K                                200
钙( Ca                              200
(Na)                                   500
(Mg)                                   200
(Ba)                                   100
(Pd)                                   100
(Bi)                                   10
(Co)                                   10
(Ga)                                   10
(Ge)                                   10
(Au)                                   10
(Li)                                   10
(Mn)                                   50
(Mo)                                   100
(Ni)                                   50
(Ag)                                   10
(Pt)                                   10
(Ti)                                   100
(Zn)                                   100
(Pe)                                   10
(B)                                    200
(Sr)                                   10
总有机碳 (TOC)                  50000

品级Grade                                 药用级(Ph. Eur., BP, USP)  
assay                                         30-31%
acidic reac. Impurities,                 in accordance
residual solvents,                        complies
heavy metals (as Pb)                    ≤0.0005%  
non-volatile matter                     ≤0.02%
organic stabilizers                      ≤0.05%
free acid (as H2SO4)                   0.0025-0.025%
anion traces chloride (Cl-):          ≤50 ppm

贮存:用瓶口有微孔的塑料瓶装阴凉保存,久贮会分解为水和氧。

用途:氧化剂,漂白剂,点滴分析测定钙、钴、铜、锰、钛、钒、铵及铬酸银,有机合成。

联合国编号:2014

RiskR22- - R41-

Safety : S26- - S39-

Hazard : Xn -

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