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Mono Potassium Phosphate(MKP)-E340(i)

Molecular formula: KH2PO4

Molecular weight: 136.09

National Standard: GB 25560-2010

CAS Number: 7778-77-0

Other Name: Potassium Biphosphate; Potassium Dihydrogen Phosphate;

INS: 340(i)


Properties

White or colorless crystal,free flowing, easily soluble in water, relative density at 2.338 g/cm3, melting point at 252.6  , and PH value of 1% solution is 4.5.


Application

Apply to manufacture metaphosphate in medical or food additive. Buffer; sequestrant; yeast food.


Package

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

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

Jumbo bag :20 bags /20’FCL ;


Specifications



No

Specifications

National Standard

Ronghong Standard

1

Assay                   % ≥

98.0

99

2

Phosphorus pentoxide       % ≥

/

52

3

Potassium oxide (K2O)       % ≥

/

34

4

PH value (30g/L solution)

4.3-4.7

4.3-4.7

5

Moisture                             % ≤

1.0

0.2

6

Sulfates(SO4)            % ≤

/

0.008

7

Heavy metal, as   Pb          % ≤

0.001

0.001 Max

8

Arsenic, as   As                    % ≤

0.0003

0.0003 Max

9

Fluoride as   F                      % ≤

0.001

0.001 Max

10

Water   insoluble                 % ≤

0.2

0.1 Max

11

Pb    % ≤

0.0002

0.0002 Max

12

Fe    % ≤

/

0.0008 Max

13

Cl    % ≤

/

0.001 Max


Remark: Granular size could be customized