| 产品特性：白色粉末 | 产品名称：磷酸三钠 | CAS：7601-54-9 |
| 产品等级：食品级 | 品牌：科多 | 是否危险化学品：否 |
| 含量：97% | 是否进口：否 | 产地：江苏连云港 |
| 粒度：30目 | 执行质量标准：GB 25565-2010 | 包装规格：25KG |
| 厂家(产地)：江苏连云港 |
一、化学名：磷酸三钠
二、分子式：Na3PO4；Na3PO4·H2O；Na3PO4·12H2O
三、分子量：无水物163.94；一水物 181.96；十二水物 380.18
四、CAS：无水物：7601-54-9；十二水物：10101-89-0
五、性状：白色粉末或结晶性颗粒或无色晶体。溶于水，不溶于有机溶剂；十二水物在212℃以上时失去十二个结晶水而成无水物（Na3PO4）。水溶液呈碱性，对皮肤有一定的侵蚀作用。
六、用途：缓冲剂、乳化剂、抗结剂、抗氧化增效剂、营养增补剂、金属螯合剂。
七、包装：内衬聚乙烯塑料袋．外套复合塑料编织袋，每袋净重25kg。
八、贮存与运输 ：本品应贮存在干燥通风清洁的库房中，装载运输时要轻装轻放，防止包装破损，防止受潮、受热，运输过程中防止雨淋受潮，应与有毒物品隔离。
质量指标 | Specification | ||||
含量，w/%≥
含量,w/% ≥
| 无水物 |
Content，w/% ≥
Assay,w/% ≥
| Anhydrous | 97.0 | 97.0 |
一水物 | Monohydrate | ||||
十二水物 | Dodecahydrate | 90.0 | |||
重金属（以Pb计），mg/kg ≤ | Heavy Metal (As Pb), mg/kg ≤ | 10 | ———— | ||
铅（Pb），mg/kg ≤ | Lead(Pb),mg/kg ≤ | 4 | 4 | ||
氟化物（以F计），mg/kg ≤ | Fluorides (As F), mg/kg ≤ | 50 | 50 | ||
水不溶物，w/% ≤ | Insoluble Substances , w/% ≤ | 0.2 | 0.2 | ||
PH（10g/L溶液，25℃） | PH(10g/L，25℃) | 11.5-12.5 | ———— | ||
砷（As），mg/kg ≤ | Arsenic(As), mg/kg ≤ | 3 | 3 | ||
灼烧减量,w/% | Na3PO4 ≤ | Loss On Ignition,w/% | Na3PO4 ≤ | 2.0 | 2.0 |
Na3PO4·H2O | Na3PO4·H2O | 8.0-11.0 | 8.0-11.0 | ||
Na3PO4·12H2O | Na3PO4·12H2O | 45.0-57.0 | 45.0-57.0 | ||
1、Chemical Name: Tr***dium Phosphate
2、Molecular Formula: Na3PO4 ; Na3PO4·H2O ; Na3PO4·12H2O
3、Molecular Weight: Anhydrous:163.94 ; Monohydrate:181.96 ; Dodecahydrate:380.18
4、CAS: Anhydrous:7601-54-9 ; Dodecahydrate:10101-89-0
5、Character: It is colorless or white crystal , powder or crystalline granule. It’s easily soluble in water but insoluble in organic solvent.The Dodecahydrate lose all crystal water and become Anhydrous when temperature rise to 212 ℃. solution is alkaline，slightly corrosion on skin.
6、Usage: In food processing industry, it is used as buffering agent, emulsifier, anti-caking agent, antioxidant additive, nutrition supplement and metal chelating agent.
7、Packing: It is packed with polyethylene bag as inner layer and a compound plastic woven bag as outer layer. The net weight of each bag is 25kg.
8、Storage and Transport: It should be stored in a dry and ventilative warehouse, kept away from heat and moisture during transportation, unloaded with care so as to avoid damage. Furthermore, it must be stored separately from po***nous substances.
