Chemical-Resistance-Table-Version-2-Reduced

Terms of Use 

The information in this table has been collected from third party sources as well as Crest 

Pumps Groups own database and should only be used as a guide when selecting the 

most appriopriate equipment for your application. 

Before permanent installation, consult Crest Pumps Group directly and test equipment 

with the chemical under sumilar conditions of your application. 

Ratings of chemical behaviour based on this database apply at a 24 hr exposure period. 

Crest Pumps Group have not tested the possible effects beyond a 24hr period. Therefore 

Crest Pumps Group cannot accept liability for serious injury or misuse of chemicals. 

This table is based on Crest Pumps Group's own findings and therefore does not imply 

that any material is suitable for any purpose. 

When handling chemicals, be sure to use suitable guards and personal protection to 

ensure user safety. 

Crest Pumps Group 

01425 627700 

info@crestpumps.co.uk 

www.crestpumps.co.uk

Chemical Compatibility Table 

Version 2 | 2015 Edition 

01425 627700 | info@crestpumps.co.uk 

Chemical 

Formula Conc % 

Temp 

C 

Specific Gravity 

Viscosity cP 

PP 

PVC 

PVDF 

PP + GF 

ETFE + CF 

PTFE 

316 St Steel 

995 Ceramic 

H.D. Carbon 

SSiC 

VITON 

EPDM 

Mechanical Seal 

Acetic Acid



Temp 

C 





Viscosity cP 

PP 

Ammonium Phosphate ALL 20 A A A A A X A A Single MSH-ESSS 

NH 4 H 2 PO 4 40 A B A A A 

60 A X A A A 

100 X A A 

Ammonium Sulphate SAT 20 1.23 A A A A A A B A A A A A Single MSH-ESSS 

(NH 4 ) 2 SO 4 40 A B A A A 

60 A X A A A 

100 X A A 

Ammonium Sulphide ALL 20 1.05 A A A A A A B A A Single MSH-ESSS 

(NH 4 ) 2 S 40 A B A B A 

60 A X A X A 

100 X 

Amyl Acetate 100 20 0.88 B X A B A A A A A A X B Refer to Crest 

CH 3 (CH 2 ) 4 –OOCCH 3 40 B B A 

60 X B A 

100 A 

Amyl Alcohol 100 20 0.81 B A A B A A A A A A B A Single MSH-ESSS 

CH 3 (CH 2 ) 3 -CH 2 -OH 40 A B A A 

60 A X A A 

100 A A 

Aqua Regia 20 1.14 B A B X A X A A B X Single MSC-PPSC 

HN0 3 +HCI 40 X B A A 

60 X A A 

Arsenic Acid 80 20 A A A A A A A A A Refer to Crest 

H 3 AsO 4 40 A B A A A 

60 A X A A A 

100 X A A 

Barium Carbonate ALL 20 A A A A A A B A A A A A 

40 A A A A A A A 



100 A A A A A 

Barium Salts ALL 20 A A A A A Refer to Crest 

40 A B A A A 

60 A X A A A 

100 A A A 

Beer 20 1.01 1.80 A A A A A A A A A A A A Single MSH-ESSS 

40 A B A 

60 A X A 

100 X A 

Benzene 100 20 0.87 1.00 X X A X A A A A A A A X Refer to Crest 

40 X A A 

60 B A 

100 X A 

Boric Acid ALL 20 1.03 A A A A A A A A A A A A Single MSC-PPSC 

H 3 BO 3 40 A B A A A A 

60 A X A A A A 

100 A A A A 

Bromine Water ALL 20 X X A X A X A A A A X 

40 A A A A A 

60 A A 

80 A A 

100 A 

Butyl Acetate 100 20 0.88 B X A A A A B A Refer to Crest 

CH 3 COOCH 2 CH 2 CH 3 40 X B A X X 

60 X A 

100 A 

PVC 

PVDF 

PP + GF 

ETFE + CF 

PTFE 

316 St Steel 

995 Ceramic 

H.D. Carbon 

SSiC 

VITON 

EPDM 


info@crestpumps.co.uk www.crestpumps.co.uk Page 2






Temp 

C 


Viscosity cP 

PP 

PVC 

PVDF 

PP + GF 

ETFE + CF 

PTFE 

316 St Steel 

995 Ceramic 

H.D. Carbon 

SSiC 

VITON 

EPDM 


Calcium Chloride SAT 20 A X A A A A B A A A A A Single MSC-PCSC 

CACl 2 40 A B A A A A 


100 B A A B 

Calcium Hydroxide SAT 20 A A A A A A B A A A A A Single MSH-ESSS 

CA(OH) 2 40 A B B A A A A A A A 

60 A X B A A A A A A A 

100 X X A A A 

Calcium Hypochlorite SAT 20 A A A A A A B A A A A A Single MSC-PCSC 

CA(OCl) 2 40 A B A A A A A A A A 

60 A X B A A A A A 

100 X B A 

Calcium Nitrate 50 20 1.90 A A A A A A B A A A Single MSC-PCSC 

CA(NO 3 ) 2 40 A B A A A 

60 A X A A A 

100 X A A 

Carbon Tetrachloride 100 20 1.60 X X A A A X Refer to Crest 

CCI 4 40 A A A 

60 B A A 

100 A 

Caustic Potash 

(see potassium Hydroxide) 

Caustic Soda 

(see Sodium Hydroxide) 

Chloride of Lime 

(see Calcium Hypochlorite) 

Chlorine Water SAT 20 B B A X A X A A A B B Single MSC-PCSC 

40 X X A A A A A 

60 A A A A A 

100 A A A A 

Chloroacetic Acid 50 20 1.60 X A A X A A A A X B Refer to Crest 

CICH 2 COOH 40 A B B 

60 A X X 

100 X 

100 20 1.80 A A X X B 

40 A B 

60 A X 

100 X 

Chloroform 100 20 1.50 B X A X X A A A A B X Refer to Crest 

CHCI 3 40 A X A A A A 

60 1.41 A A A A A 

100 A A A A A 

Chlorosulphonic Acid 100 20 1.75 X B B X A A B A A A X X Refer to Crest 

CISO 3 H 40 X X 

Chromic Acid 50 20 B A A X A A B A X A A B Single MSC-PPSC 

Cr0 3 +H 2 0 40 X B A A A A A B 

60 X A A A B 

100 B 

100 20 1.20 B A A A B 

40 X B A A 

60 X A B 

100 B 




Temp 

C 





Viscosity cP 

PP 

Citric Acid 10 20 1.04 A A A A A A A A A A A A Single MSC-PPSC 

40 A B A A A A 


100 X A A 

Copper Chloride ALL 20 A A A A A A X A A A A A 




100 A A A A 

Copper Cyanide ALL 20 A A A A A A B A A A A A 



80 A A A A 

100 A A A A 

Copper Salts ALL 20 A A A A A A Refer to Crest 

40 B B A A A A 

60 X X A A A A 

100 A A 

Copper Sulphate ALL 20 A A A A A A B A A A A A 




100 A A A A A 

Diesel Oil 20 0.95 B A A A A A A A A X Single MSH-ESSS 

40 B A A 

60 X A 

Ethyl Acetate 100 20 0.90 A X B A A B A A A X B Single MSC-PCSC 

CH 3 COOCH 2 -CH 3 40 B X B 

60 B B 

Ethyl Alcohol 96 20 0.79 1.20 A A A A A A A A A B A Single MSC-PCSC 

CH 3 -CH 2 -OH 40 A B A A A A A A B A 

60 A X A A A A A B A 

100 A A A A B X 

Ethylene Glycol 100 20 1.10 17.80 A A A A A B A A A A A Refer to Crest 

HO-CH 2 -CH 2 -OH 40 A B A A A A A A A A 

60 A X A A A A A A A A 

100 X A A A A B 

Fatty Acids (>c6) 100 20 A A A A A A A A A A A X Refer to Crest 

R-COOH 40 A B A A 

60 A X A A 

Ferric Chloride ALL 20 1.42 12.00 A A A A A X A A A A A 



80 A A 

100 A A 

Ferrous Sulphate ALL 20 1.90 A A A A A A B A A A A A 




100 A A 

Fluoroboric Acid ALL 20 1.37 A A A A A A B A A A A A 

40 A A A A A A 


80 A A A A 

100 A A 

Flourine 100 20 1.11 X X X X X X A A X B X Refer to Crest 

F 2 40 

PVC 

PVDF 

PP + GF 

ETFE + CF 

PTFE 

316 St Steel 

995 Ceramic 

H.D. Carbon 

SSiC 

VITON 

EPDM 





Temp 

C 





Viscosity cP 

Flourosilicic Acid 32 20 1.30 A X A A A A B A A A X B Refer to Crest 

H 2 SiF 6 40 A B A B 

60 A X A X 

100 X A 

Formaldehyde (Formalin) 40 20 0.81 A A A A A A A A A A A A Refer to Crest 

HCHO 40 A B A A A A A A A A 


100 X A A A A 

PP 

PVC 

PVDF 

PP + GF 

ETFE + CF 

PTFE 

316 St Steel 

995 Ceramic 

H.D. Carbon 

SSiC 

VITON 

EPDM 


Formic Acid 50 20 1.10 1.20 A A A A A A A A A A A A Double MSH-VSSS 

HCOOH 40 A B A A A A A A A A 

60 B X A A A A A B B 

100 X A A A A X 

100 20 1.30 1.80 A A A A A A A A A A X A Double MSH-VSSS 

40 B B A A A A A A A 

60 X X A A A A A B 

100 A A A A 

Fuel Oil 20 0.89 B A A X A A A A A A A X Single MSH-ESSS 

40 X B A A A A A A X 

60 X A A A A A A 

100 A A A A A 

Hydrobromic Acid 50 20 1.50 A A A A A A X A A A A A Refer to Crest 

HBr 40 A B A A A A A A A A 

60 A X A A A A A A A B 

100 A A A A A 

Hydrochloric Acid 10 20 1.05 1.19 A A A A A X A A A A A Single MSC-PPSC 

HCI 40 A B A A A A A A A A A 


100 X A A A A A A A 

36 20 1.18 2.04 A A A A A A X A A A A A Single MSC-PPSC 

40 A B A A A A A A B B 

60 B X A A A A A A X X 

100 X A A 

Hydroflouric Acid 40 20 1.12 A A A X A A X A A A A X Refer to Crest 

HF 40 A B A A A A A 

60 A X A A A A B 

100 X A A 

70 20 1.26 A A A X A A X B A A A X 

40 A B A A A A 

60 B X A A A 

100 X A 

Hydrogen Peroxide 30 20 1.20 1.80 A A A A A A A A A A A B Single MSC-PPSC 

H 2 O 2 40 A B A A A A A A A X 

60 B X A A A A A A B 

100 X A A A A 

90 20 1.40 1.98 A A X A A A A A A B X Single MSC-PPSC 

40 B A A A A 

60 X A A A 

Hydrogen Sulphide SAT 20 1.19 A A A A A A A A A A A A Refer to Crest 

H 2 S 40 A B A A A B 

60 A X A A A X 

100 X A A B 

Iodine Solution 20 A X A A A X A A Refer to Crest 

(6.5% in Ethanol) 40 A 







Temp 

C 


Viscosity cP 

PP 

PVC 

PVDF 

60 A 

PP + GF 

ETFE + CF 

PTFE 

316 St Steel 

995 Ceramic 

H.D. Carbon 

SSiC 

VITON 

EPDM 


Iron Salts ALL 20 A A A A A Refer to Crest 

40 A B A A A 

60 A X A A A 

100 X A A 

Isopropyl Alcohol 100 20 1.00 A A A A A Single MSH-ESSS 

(CH 3 ) 2.CH.OH 40 A B A A A 

60 A X A A A 

100 X A X 

Kerosene ALL 20 0.82 A A A A A A A A A A A X 

40 A A A A 

60 A A A A 

80 A A A A 

100 A A A A 

Lactic Acid 10 20 1.17 B A A A A A A A A A B Single MSC-PPSC 

CH 3 CHOHCOOH 40 A B A A B B 

60 A X B A B B 

100 X X X X 

Lead Acetate SAT 20 A B A A A A A A X A A A Refer to Crest 

Pb(CH 3 COO) 2 40 A B A A A A 


100 X A A 

Magnesium Salts ALL 20 A A A A A Refer to Crest 

40 A B A A A 

60 A X A A A 

100 X A A 

Methanol ALL 20 0.79 0.61 A A A A A A A A A A B A Single MSC-PCSC 

CH 3 OH 40 A B A A A A A A A A B A 

60 A X A A A A A A A A B A 

100 X A A A A A A 

Methyl Acetate 100 20 0.93 0.44 X X A X A A B A X B Single MSC-PCSC 

CH 3 COOCH 3 40 A B 

60 B 

Methylene Chloride 100 20 1.32 B X A X A A A A A A B X Refer to Crest 

CH 2 Cl 2 40 B A A A 

60 B A A A 

Methyl Ethyl Ketone 100 20 0.80 0.43 B X B B A A A A A A X A Single MSH-ESSS 

CH 3 COC 2 H 5 40 B B B 

60 B X 

Nickel Chloride ALL 20 1.35 A A A A A A X A A A A A 




100 A A A A 

Nickle Salts SAT 20 A A A A A A B A X A A A Refer to Crest 

40 A B A A A 

60 A X A A A 

100 X A A 

Nickel Sulphate ALL 20 A A A A A A B A A A A A 




100 A A A A 

Nitric Acid 5 20 1.03 A A A A A A A A A A A A Single MSC-PPSC 

HNO 3 40 1.02 B B A A A A A A A A A 

60 1.01 B X A A A A A A A B B 







Temp 

C 


Viscosity cP 

PP 

PVC 

PVDF 

100 0.99 X A A A X 

PP + GF 

ETFE + CF 

PTFE 

316 St Steel 

995 Ceramic 

H.D. Carbon 

SSiC 

VITON 

EPDM 


40 20 1.25 B A A B A A A A X A A X Single MSC-PPSC 

40 1.23 B B A A A A A A A 

60 1.21 X X A A A A B B 

100 1.16 A A X 

65 20 1.39 2.50 X B A A X Single MSC-PPSC 

40 X A B 

60 A X 

100 A 

100 20 1.51 1.20 X X X X A A X A X X Single MSC-PPSC 

Oleum 100 20 X X X X A A A A A A B X Single MSC-PPSC 

H 2 SO 4 +SO 3 

Paraffin Oil 20 0.86 A A A A A A A A A A A X Single MSH-ESSS 

40 A B A A 

60 B X A A 

Perchloric Acid 10 20 1.10 X A A X A A X A A Refer to Crest 

HCIO 4 40 X B A A A 

60 X X A A A 

100 X A X X 

70 20 1.60 B B A A A Refer to Crest 

40 X X A A A 

60 A A A 

100 A X 

Phosphoric Acid 50 20 1.34 4.30 A A A A A A A A A A A A Single MSC-PCSC 

H 3 PO 4 40 A B A A A A A A A A B 

60 1.80 A X A A A A A A A B 

100 X A A A A B X 

85 20 1.58 28.00 A A A A A A A A A A A A Double MSH-VSSS 

40 A B A A A A A A A A 

60 8.10 A X A A A A A A A 

100 X A A B X 

Photographic Developer 20 A A A A A A A A A A A A Refer to Crest 

40 A B A A A 

60 A X A 

Potassium Carbonate SAT 20 1.57 A A A A A Single MSC-PCSC 

K 2 CO 3 40 A B B A A 

(Potash) 60 A X B 

100 X X 

Potassium Chloride ALL 20 1.99 A A A A A A A A A Single MSC-PCSC 

KCI 40 A B A A A 

60 A X A A A 

100 X A A A 

Potassium Chromate SAT 20 2.68 A A A A A A B B A A A Refer to Crest 

K 2 CrO 4 40 A B A A A 

60 A X A A A 

100 X A 

Potassium Cyanide SAT 20 A A A A A A B X A A Refer to Crest 

KCN 40 A B A B A 

60 A X B X A 

100 X 

Potassium Dichromate ALL 20 2.68 A A A A A A B A A A A A 







Temp 

C 


Viscosity cP 

PP 

PVC 

PVDF 

PP + GF 




100 A A A A A 

ETFE + CF 

PTFE 

316 St Steel 

995 Ceramic 

H.D. Carbon 

SSiC 

VITON 

EPDM 


Potassium Hydroxide 50 20 1.50 A A B A A A A A A A X A Double MSH-ESSS 

KOH 40 A B B A A A A A A 

60 A X B A A A A A 

100 X X A A A 

Potassium Permanganate SAT 20 2.70 A A A A A A B A A A A B Double MSH-VSSS 

KMnO 4 40 A B A A A A A A A X 

60 A X B A A A A 

100 X A A A A A A 

Sodium Bicarbonate SAT 20 2.16 A A A A A A A A A A A A Single MSH-ESSS 

NaHCO 3 40 A B A A A 

60 A X A A A 

100 X B A 

Sodium Bisulphate 10 20 A A A A A A X A A A A A Refer to Crest 

NaHSO 4 40 A B A A B 

60 A X A A X 

100 X A A 

Sodium Bisulphite ALL 20 1.33 A A A A A A B A A A B B Single MSH-ESSS 

NaHSO 3 40 A B A X X 

60 A X A A 

100 X A 

Sodium Carbonate SAT 20 2.54 A A A A A A A A A A A A Single MSH-ESSS 

Na 2 CO 3 40 A B B A A A 


100 X X 

Sodium Chloride ALL 20 1.20 2.40 A A A A A A A A A A A A Single MSC-PCSC 

NaCI 40 A B A A A A A A A A 


100 X A A A A A X 

Sodium Hydroxide 10 20 1.13 1.86 A A B A A A A A A A B A Single MSH-ESSS 

NaOH 40 1.12 1.14 A B B A A A A A A B A 

60 1.11 0.78 A X B A A A A A B A 

100 1.09 0.40 X X A A A 

Sodium Hydroxide 50 20 1.53 96.00 A A B A A A A A A A X B Double MSH-ESSS 

NaOH 40 1.51 25.50 A B B A A A A A A X 

60 1.50 10.40 A B A A A A A 

100 1.47 3.41 X X A A A A 

Sodium Hypochlorite 12.5 20 1.20 2.60 B A B X A A X A A A A X Double MSH-VSSS 

NaOCI 40 X B B A A A A 

60 X X A A 

100 A 

Sodium Nitrate SAT 20 1.20 A A A A A A B A X A A A Single MSH-ESSS 

NaNO 3 40 A B A A A 

60 A X A A A 

100 X A Double MSH-ESSS 

Sodium Nitrite SAT 20 1.20 A A A A A Refer to Crest 

NaNO 2 40 B A A A 

60 X A A A 

100 A 

Sodium Sulphate SAT 20 2.68 A A A A A A B A A A A A Single MSC-PCSC 

Na 2 SO 4 40 A B A A A 







Temp 

C 


Viscosity cP 

PP 

PVC 

PVDF 

60 A X A A B 

100 X A A 

PP + GF 

ETFE + CF 

PTFE 

316 St Steel 

995 Ceramic 

H.D. Carbon 

SSiC 

VITON 

EPDM 


Sodium Sulphide SAT 20 1.86 A A B A A A X A A A X A Refer to Crest 

Na 2 S 40 A B B A A A A A A 

60 A X B A A A A A A 

100 X A A A 

Sodium Sulphite SAT 20 A A A A A A A A A A Single MSC-PCSC 

Na 2 SO 3 40 A B A A A 

60 A X A A A 

100 X A 

Sulphuric Acid






Temp 

C 


Viscosity cP 

PP 

PVC 

PVDF 

100 1.00 1.00 X A A A A A A A A 

PP + GF 

ETFE + CF 

PTFE 

316 St Steel 

995 Ceramic 

H.D. Carbon 

SSiC 

VITON 

EPDM 


Xylene 100 20 0.88 0.81 X X A X A A B A A A A X Refer to Crest 

40 A A A A B 

60 B A A A X 

Zinc Chloride ALL 20 1.81 A B A A A A B A A A A A 

40 A A A A A A A A 



100 A A A A A A 

Zinc Sulphate ALL 20 1.20 A A A A A A A A A A A A 




100 A A A A A A 

Zinc Salts ALL 20 A A A A A Refer to Crest 

40 A B A A A 

60 A X A A A 

100 X A

Chemical-Resistance-Table-Version-2-Reduced

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