多聚磷酸产品说明

1 、多聚磷酸，简称 PPA
2 、代表式： H 6 P 4 O 13
3 、分子量： 337.93
4 、性状： PPA 为无色透明粘稠状液体，易潮解，不结晶，有腐蚀性，能与水混溶水解为正磷酸，比重 2.1g/cm 3 。
5 、质量指标；企业标准。

• 外观为无色透明粘稠液体
• 密度为 2.05g/cm 3 -2.15g/cm 3
• 五氧化二磷含量不小于 82.0%
• 氯化物含量不大于 0.001%
• 硫酸根含量不大于 0.01%
• 铁含量不大于 0.01%
• 砷含量不大于 0.01%

6 、应用领域
多聚磷酸广泛用于药品、香料、皮革、化工等行业，在有机合成中用作化合物环化剂、酸化剂和脱水剂，另外还可作为正磷酸的代用品等。
7 、包装及贮运
35kg 塑料桶包装属二级无机酸性腐蚀品，应贮存于阴凉通风处，容器必须密封，与易燃物氧化剂隔离，不可与碱性物品共贮混运；装卸时轻拿轻放，防止破损。在冬季为了使用方便，使用前一天，请放入暖库或 50℃ 水浴中浸泡。

Polyphosphoric Acid

1. Name: Poiyphosphoric Acid (PPA)
2. Molecular Formula: H 6 P 4 O 13
3. Molecular Weight: 337.93
4. Behavior: colorless transparent heavy-bodied liquid, easy to get deliquescent, corrosive, and not cystallize. It can be mixed with water,hydrolyzed to orthophosphoric acid. Its specific gravity is 2.1g/cm 3 .
5. Quality Standard: Company standard

• Appearance: Colorless transparent thick fluid
• Density: 2.05g/cm3-2.15g/cm 3
• P 2 O 5 >82.0%
• Chloride<0.001%
• Sulfate radical <0.01%
• Fe<0.01%
• As<0.01%

6. Application
PPA is widely used in industries including medicine, aromatics, leather, chemical industry, etc.. It is used as cyclizing agent, acidifier and dehydrant in organic synthesis. It can also be used as the substitute for orthophosphoric acid.

7. Packing, Storage and Delivery
35kg plastic drum, 2 nd level inorganic acid corrosive. Please keep it in shady, cool and ventilating place. Avoid air, inflammable matters and oxidants. Keep it away from substance whose PH value is above 7. Be cautious in loading and unloading.