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Home Chemicals Phosphoric Acid

Phosphoric Acid Chemical Resistance

Find which materials are compatible with Phosphoric Acid. This chart shows resistance ratings at 20°C and 50°C.

CAS: 007664-38-2 Formula: H3PO4 10 excellent materials

Rating Scale

A Excellent
B Good
C Limited
D Not recommended

Material Compatibility

Material 20°C 50°C
Aluminium D D
ECTFE/ETFE NR NR
EPDM A NR
FEP A A
Viton A A
HDPE A A
LDPE A A
NBR C C
Nylon D D
Polycarbonate B B
PETG NR NR
PMP NR NR
Acetal D D
PP A A
Polystyrene NR NR
Polysulfone NR NR
PTFE A A
PVC Rigid NR NR
PVC Flex NR NR
PVDF A A
SAN NR NR
Silicone NR NR
SS 304 A C
SS 316 A B

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