焦磷酸一氢三钠（食品级）
焦磷酸一氢三钠 食品级
TRISODIUM PYROPHOSPHATE FOOD GRADE
Molecular Formula:Na3HP2O7·nH2O(n=0 or 1)
MolecularWeight:243.93；261.94
CAS NO: 14691-80-6
Standard executed:GB1886.348-2021，FCC
外观:白色颗粒或粉末
Appearance:White powder or granule.
用途:主要在食品工业中用作水分保持剂、酸度调节剂等
Usage:Used as moisture retaining agent or acidity adjuster, in foodindustry.
包装:25kg袋装;集装吨袋;客户要求。
Packaging:25kg,1000kg bags or according to customer's demand.
规格：
|
项目 Item |
指标 Value | |
| 无水型(Na3HP2O7) | 一水型(Na3HP2O7·H2O) | |
|
焦磷酸一氢三钠含量(以灼烧干基计),W/% Main contents (Ignition basis) |
93.0~100.5 | |
|
总磷酸盐(以P2O5计),W/% Total phosphate(as P2O5) |
57.0~-59.0 | 53.0~55.0 |
| 水不溶物(Water insoluble),W/% ≤ | 0.2 | |
| 氟化物(以F计)/(mg/kg)Fluoride(as F) ≤ | 10 | |
| 灼烧减量(Loss of ignition),W/% ≤ | 4.5 | 11.5 |
| 干燥减量(Loss of dryness),W/%≤ | 0.5 | 1.0 |
| 铅(Pb)/(mg/kg)Lead ≤ | 2.0 | |
| 砷(以As计)/(mg/kg)Arsenic(As As)≤ | 3.0 | |
| 镉(Cd)/(mg/kg) Cadmium ≤ | 1.0 | |
| pH(10g/L溶液)PH value (10g/L solution) | 6.7~7.5 | |
| 正磷酸盐(Ortho phosphate) | 通过实验Pass | |
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