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Di Potassium Phosphate-Trihydrate

Molecular formula: K2HPO4.3H2O

Molecular weight: 228.22

CAS Number : 16788-57-1

Other Name: Dipotassium Monophosphate;

National Standard: HG/T4510-2013


Properties

White crystal, easily soluble in water,slightly soluble in alcohol.Strong absorption of moisture.When anhydrous product heated to 204.It will be dehydrated into tetra potassium pyrophosphate.


Application

Used in medicine and ferment industry , animalcule , Bacteria culture medium , PH buffering agents. 


Package

Packing :25 kgs bag,1000 kgs,1100 kgs, 1200 kgs jumbo bag

Loading:25 kgs on pallet: 25 MT/20’FCL; Un-palletized:27MT/20’FCL

Jumbo bag :20 bags /20’FCL ;


Specifications



     No     

Specifications

     National Standard     

     Ronghong Standard     

1

Main   contents                     % ≥     

97

97.5 Min

2

Phosphorus   pentoxide     % ≥

30.2

30.2 Min

3

Potassium oxide (K2O)       % ≥

40.0

40.2 Min

4

PH value (10g/L solution)

9.0-9.4

9.0-9.4

5

Moisture                             % ≤

/

0.5

6

Sulfates(SO4)            % ≤

/

0.01

7

Heavy metal, as   Pb          % ≤

0.005

0.005 Max

8

Arsenic, as   As                    % ≤

0.01

0.01 Max

9

Fluoride as   F                      % ≤

/

0.002 Max

10

Water   insoluble                 % ≤

0.02

0.02 Max

11

Pb    % ≤

/

0.002 Max

12

Fe    % ≤

0.003

0.003 Max

13

Cl    % ≤

0.05

0.05 Max