磷酸氫二鉀（三水）
磷酸氫二鉀食品級/飼料級
DIPOTASSIUM PHOSPHATE FOOD GRADE/FEED GRADE
Molecular formula: K2HPO4; K2HPO4 3H2O
Molecular weight:174.17;228.22
CAS NO:7758-11-4(Anhydrous);16788-57-1(Trihydrate)
Standard executed:GB1886.334-2021;FCC;GB34458-2017
外觀:白色晶狀粉末或顆粒。
Appearance: White crystalline powder or granule.
用途:食品工業(yè)中用作水分保持劑、酸度調節(jié)劑、整合劑、發(fā)酵工藝中用作發(fā)酵用營養(yǎng)物質。在飼料加工中作營養(yǎng)補充劑等。
Usage: Mainlyused as moisture retaining agent, acidity adjuster,chelating agent in food industry. As nutrient substancein fermentationprocess. Also as nourishing supplement in feed processing
包裝:25kg、50kg袋裝;集裝噸袋;客戶要求。
Packaging:25kg,50kg,1000kg bags or according to customer 's demand.
規(guī)格：
|
項目 Item |
食品級指標 Food Grade |
飼料級指標 Feed Grade |
|
|
磷酸氫二鉀(K2HPO4)(以干基計),W/%≥ Main contents (K2HPO4)(Dry basis) |
98.0 | 98.0 | |
|
磷酸氫二鉀(以P計)(以干基計),W/%≥ Main contents (as P) (Dry basis) |
-- | 17.0 | |
|
磷酸氫二鉀(以K計)(以干基計),W/% ≥ Main contents (as K) (Dry basis) |
-- | 36.0 | |
|
干燥減顯.W/%
Loss of dryness |
(K2HPO4)≤ | 2.0 | 2.0 |
| (K2HPO4·3H2O) | 22.0~26.0 | -- | |
| 水不溶物(Water insoluble),W/%≤ | 0.2 | 0.2 | |
|
pH值(10g/L水溶液) pH value (10g/L solution) |
9.0±0.4 | -- | |
|
重金屬(以Pb計)/(mg/kg)≤ Heavy metals,as Pb |
10 | -- | |
| 氣(Fluoride)(F)/(mg/kg) ≤ | 10.0 | 200 | |
| 砷(Arsenic)(AS)/(mg/kg)≤ | 3.0 | 10 | |
| 鉻(Chromium)(Cr)/(mg/kg)≤ | -- | 30 | |
| 鉛(Lead)(Pb)/(mg/kg)≤ | 2.0 | 30 | |
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