Nitric Acid (20%)

17-4 PH (Stainless)A - Excellent
3% NI / IronD - Poor
ABS PlasticB - Good
Acetal (Delrin ®)D - Poor
Alloy 20A - Excellent
AluminumD - Poor
Aluminum BronzeD - Poor
BrassD - Poor
BronzeA¹ - Excellent
Buna N (Nitrile)D - Poor
Carbon GraphiteA - Excellent
Carbon SteelD - Poor
Carpenter 20D - Poor
Cast IronD - Poor
Ceramic AI203A - Excellent
Ceramic MagnetC - Fair
ChemRaz® (FFKM)B - Good
CopperD - Poor
CPVCA² - Excellent
Ductile IronD - Poor
EpoxyB¹ - Good
Ethylene Propylene (EPDM)A¹ - Excellent
Flourocarbon (FKM) Viton®A - Excellent
GraphiteN/A
Gray IronN/A
Hastelloy CA¹ - Excellent
Hytrel® (TPE)D - Poor
Kalrez® (Perfluoroelastomer)A - Excellent
Kel-F® (PCTFE)A¹ - Excellent
Kynar® (PVDF)A - Excellent
LDPEC - Fair
MonelD - Poor
Natural RubberD - Poor
NeopreneD - Poor
NI Plated DuctileN/A
NORYL® (PPO)B² - Good
NylonN/A
Polycarbonate (PC)N/A
Polyetherether Ketone (PEEK)A - Excellent
Polypropylene (PP)A² - Excellent
Polysulfone (PSU)D - Poor
Polyurethane (PUR)A¹ - Excellent
PPS (Ryton®)C - Fair
PTFE (Teflon®)A - Excellent
PVCA¹ - Excellent
SiliconeD - Poor
Silicone BronzeD - Poor
Stainless Steel - 304A - Excellent
Stainless Steel - 316A - Excellent
Stainless Steel - 400B - Good
Stellite®N/A
TitaniumA¹ - Excellent
Tygon®D - Poor