Potassium dichromate
Time:2018/05/16
Classification:Salt

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    Address:Chemical industrial park, Taian city,Shandong province,  China

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    • Product Property:

      Non-hydroscopic,water-soluble,toxic,strong oxidizer,flammable in friction or collision with organic compounds.

      CAS No.: 7778-50-9

      EINECS NO.: 231-906-6

      MF: Cr2K2O7

       

      Product dirscription:

      CAS NO.: 7778-50-9

      EINECS NO.: 231-906-6

      FORMULA: Cr2K2O7

      MOL WT.: 294.17

      TOXICITY: Oral rat LD50: 25 mg/kg

      SYNONYMS: Potassium dichromate (VI); Potassium bichromate

      PHYSICAL STATE: yellow to red crystals

      MELTING POINT: 398 C

      BOILING POINT: 500 C (Decomposes)

      SPECIFIC GRAVITY: 2.676

      SOLUBILITY IN WATER: 4.90 g/ml


      Product Specification:


      Item

      Excellence grade

      First grade

      Standard grade

      K2Cr2o7 content

      99.8

      99.5

      99

      Chlorides (Cl)%

      0.050

      0.050

      0.080

      Insoluble  %

      0.020

      0.020

      0.050

      Sulfates ( SO4-2) %

      0.020

      0.050

      -

      Na+ %

      0.01

      0.01

      -

      Moisture %

      0.030

      0.030

      -


      Applications:

      Mainly uses in the system chromium oxide,the potassiumchromate,Chrome yellow the pigment,the steel products deactivation,thesystem welding rod matches,serves as the oxidant,

      the systemChromium potassium alum as well as uses in to make the chemical reagent and so on.



      Packing:

      Reinforced woven bag with plastic inner.Net weight per bag: 25kg or 50kg or 100kg.

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