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Phosphorous acid
1. Physical and Chemical Property
Molecular Formula: H3PO3
Molecular Weight: 82.00 g/mol
CAS NO. 13598-36-2
        

2.Specifications:

Parameter Standard Grade I
Appearance White crystalline White crystalline
Assay,(H3PO3),wt% 98.5 Min. 99.0 Min.
Fe,ppm 50  Max. 30 Max.
Chloride(as Cl),wt% 0.01 Max. 0.01 Max.
Sulfate(as SO4 ) ,wt% 0.006 Max. 0.006 Max.
Phosphate(as PO4 ) ,wt% 0.2 Max. 0.2 Max.

3. Packing:
  1\ 25kg in plastic woven bag;
  2\ 50kg in paper drum;
  3\ upon your demand

4. Applications:
    It use are raw-materical for the production herbicide like glyphosate and intermediate for the produce Ethephon, it also for produce the high performance water treatment like ATMP and produce for Phosphite like potassium phosphite.


1,1,3,3-Tetra methylurea
1. Physical and Chemical Property
Molecular Formula: C5H12N2O
Molecular Weight: 116.16 g/mol
CAS NO. 632-22-4

       


澳门新葡京手机版 www.zjhbsh.com 2.Specifications:

Parameter Standard
Appearance Colourless liquid
Purity,GC area% 99.0 Min.
Water,wt% 0.1 Max.
Dimethylamine,% 0.1 Max.
Impurity,% 0.4 Max.

3. Packing:
  1\ 190kg in drum;
  2\upon your demand;

4. Applications:
    Solvent for alkali metals. Useful reagent for the preparation of acid anhydrides, pyrophospates and D-glucosides, Solvent for catalytic carboynlation of Organic halides.

 
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