English name: Polyphosphoric acid, PPA
Molecular formula: H₆P₄O₁₃
Molecular weight: 337.93
IMDG classification and number: GB8.1 category 815052.
Properties:
PPA is colorless transparent viscous liquid, specific gravity is 2.1g/CM3
Storage and transportation:
It is corrosive. Packing: (Ⅲ) category. Plastic drum or glass bottle with wooden case lined with incombustible material outside. Storage and transportation: keep in cool and dry place. Separate from alkalis, toxic articles and corrosive articles. The operator shall wear acid resistant protective equipment.
Quality guarantee period:
60 days between May and September; 90 days between October and April.

Item	Index
	Technical grade	food grade
Content	≥115%	≥116%
Content (P2O5)%	≥84%	≥84%
Sulfate	0.01	0.002
Viscosity (centipoise)	35000	35000
Chroma (Hazen)	50	20
Heavy metal (Pb)%	≤0.01	≤0.003
Iron content(Fe)%	≤0.01	≤0.003
Arsenic content(As)%	≤0.01	≤0.005

Application range:
This product can be widely used in pharmaceutical, spice, leather, chemical and other industries.

Packing	package weight (net weight) (or upon customer's request)
Technical grade	40－340Kg plastic drum
food grade	1Kg,2Kg plastic bottle
Export grade	20L－1000L plastic drum