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Manganese dioxide

Molecular Structure:
MDL:
MFCD00003463
Molecular Formula:
MnO2
Molecular Weight:
86.94
Alias:
氧化锰(Ⅳ),过氧化锰 Manganese(IV) oxide manganese binoxide
Product order:
Name Specifications Packing Price Delivery
Manganese dioxide AR,85% 500g RMB 61.6 Consulting service
Manganese dioxide AR,85% 2.5kg RMB 211.2 Consulting service
Manganese dioxide GR,91% 500g RMB 72.6 Consulting service
Manganese dioxide GR,91% 2.5kg RMB 314.6 Consulting service
Manganese dioxide 99.99% (metals basis) 5g RMB 104.5 Consulting service
Manganese dioxide 99.99% (metals basis) 25g RMB 427.9 Consulting service
Character:
黑色结晶或非晶形粉末。渐溶于冷盐酸并放出氯气,不溶于水、硝酸和冷硫酸。有过氧化氢或草酸存在时,能溶于稀硫酸或硝酸。致死量(兔,肌肉)45mg/kg。有氧化性。与有机物摩擦或撞击能引起燃烧。有刺激性。
密度:5.026
熔点:535℃
  
Quality Standard:
项目Item                                  分析纯     化学纯
                                           (AR)       (CP)
含量(MnO2)Assay,%                       ≥ 85.0       72.0
盐酸不溶物Insiluble matter in
Hydrochloric acid,%                      ≤ 0.06       0.2
氯化物(Cl)Chloride,%                     ≤ 0.002      0.01
硫酸盐(SO4)Sulfate,%                     ≤ 0.05       0.1
铁(Fe)Iron,%                             ≤ 0.02       0.1
重金属(以Pb计)Heavy metals,%             ≤ 0.005      0.01
碱金属及碱土金属(以硫酸盐计)earth
metals,%                                 ≤ 2.0        5.0
总碳量(C)Total carbon,%                  ≤ 0.01       0.01


项目Item                                  优级纯    
                                           (GR)      
含量(MnO2)Assay,%                       ≥ 91.0
Mn%≥ 60
水分water,%                              ≤1.2-1.8
盐酸不溶物insoluble matters in HCl,%     ≤ 0.06          
氯化物(Cl)Chloride,%                     ≤ 0.7    
硫酸盐(SO4)Sulfate,%                     ≤ 0.05      
铁(Fe)Iron,%                             ≤ 0.02
铜(Cu)                                  ≤ 0.001    
重金属(以Pb计)Heavy metals,%             ≤ 0.001                  
镍(Ni) ,%                               ≤ 0.0005
钴(Ni) ,%                               ≤ 0.001
PH                                       4-7


99.99% (metals basis):

外观Appearance                          黑色至灰色粉末
X-射线衍射分析X-Ray Diffraction         Conforms to standard
纯度Purity                              ≥99.99% Based On Trace Metals Analysis
ICP:                                    Confirms Manganese Component Confirmed
痕量金属分析Trace Metal Analysis        ≤200ppm by ICP Atomic emission
(Al、 Sb、As、Ba、Be、Bi、B、Cd、Ca、Ce、Cr、Co、Cu、Ga、Ge、Hf、In、Fe、La、Pb、Li、Mg、Mo、Ni、Nb、 K、Rb、Sc、Se、Si、Ag、Na、Sr、Ta、Te、Ti、Th、Sn、Ti、W、U、V、Y、Zn、Zr) 、

Storage:
密封阴凉处保存。
用途  氧化剂,特种合金钢,催化剂,干燥剂,测定水泥中的硫化钠。大量用于炼钢, 并用于制玻璃、陶瓷、搪瓷、干电池等。
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