Potassium hydrogen phosphate
Formula: K2HPO43H2O
MW: 228.23
Quality: As ice complexes small stable region, which is often the mixture of anhydrous matter, glacial matter and matter of six water. The product absord moisture easily. The comparative density of anhydrous crystal is 2.338. When heated to 204°C, it will dehydrate into potassium pyroghooghate
White crystalline or amorphous white powder
water soluble
Molecular weight: 174.18
Package:
25kg in plastic paper bag.
Product Description
Water Soluble Fertilizer 99% Dipotassium Phosphate
Molecular Formula: K2HPO4nH2O (n=0, n=3)
Molecular weight: 174.18(n=0), 228.23(n=3)
Executive Standard: GB 25561-2010 (Food Grade)
Properties:
White crystal or amorphous powder which is soluble in water easily. The aqueous solution is subalkaline, slightly soluble in alcohol. It has hygroscopy.
Specification
Di potassium hydrogen phosphate
P2O5: 40%min, K2O: 53% min
High-effect, water-slouble compound fertilizer
Top manufacturer
Specifications |
Technical Grade |
Food Grade |
Reagent Grade |
| | |
Specification |
reagentgrade(AR) |
|
Trihydrate |
Anhydrous |
Trihydrate |
Anhydrous |
Main content(K2HPO4.3H2O% ≥ |
99.0 |
Main content
(K2HPO4) % ≥ |
98.0 |
98.0 |
98.0 |
98.0 |
PH(50h/l) |
8.9-9.4 |
| | | | |
Clarity |
Qualified |
P2O5 % ≥ |
30.2 |
40.0 |
30.2 |
40 |
Water insoluble |
0.01 |
Oxide (K2O) % ≥ |
40.0 |
52.0 |
40.0 |
53.0 |
Choride (CL) |
0.002 |
P value |
8.8-9.6 |
8.7-9.3 |
9.0± 0.4 |
8.3-9.6 |
Sulphate (SO4) |
0.01 |
Water insoluble % ≤ |
0.2 |
0.2 |
0.2 |
0.2 |
Nitrate (NO3 |
0.001 |
Fluoride (F) % ≤ |
--- |
0.001 |
--- |
0.001 |
Magnesium (Mg) |
0.001 |
Heavy metals(as Pb)
%≤ |
0.005 |
0.005 |
0.001 |
0.001 |
Arsenice (As) |
0.0001 |
| | | | |
Sodium(Na) |
0.05 |
Arsenic (as As) % ≤ |
0.005 |
0.005 |
0.0003 |
0.0003 |
Iron (Fe) |
0.001 |
Loss on drying % ≤ |
--- |
--- |
--- |
2.0 |
Heavy metal(Pb) |
0.001 |
Application
1.medicine use
The cultivation of penicillin, streptomycin
2.tech grade
Used as water treatment agent
Used for electroplating additive
3.food grade
Used for preparation of pasta products use alkaline materials, fermentation agent, flavouring agent, bulking agent the mild alkaline agent, yeast, dairy, food
4.feed additives