O-RING SELECTION GUIDE "C"

PLEASE SEE THE BOTTOM OF THIS PAGE FOR AN EXPLANATION OF THE CODES 

Cadmium Chloride

C

C

T

Cadmium Cyanide

E,V

-

T

Cadmium Nitrate

C

C

F,E

Cadmium Oxide

C

O

T

Cadmium Sulfate

C

C

T

Cadmium Sulfide

C

O

T

Cajeputene

V

-

-

Cake Alum

B

-

-

Calamine

V

-

-

Calcine Liquors

V,E

-

-

Calcium Acetate

E

C

Calcium Acid Sulfate

E,V

C

Calcium Benzoate

C

-

-

Calcium Bicarbonate

C

-

-

Calcium Bisulfate

E,V

C

Calcium Bisulfide

E,V

-

-

Calcium Bisulfite

E,V

C

Calcium Bromide

C

C

Calcium Carbonate Slurry

E,V

C

Calcium Chlorate *

C

C

F,E

Calcium Chloride

E,V

C

Calcium Chromate

C

S

C

Calcium Cyanide

E

C

T

Calcium Dihydrogen Sulfite

E,V

C

Calcium Disulfate

E,V

-

-

Calcium Fluoride

C

O

T

Calcium Fluorphosphate

V

-

-

Calcium Formate

C

-

-

Calcium Gluconate

C

H

Calcium Hydrate

E,V

S

Calcium Hydride

C

D

F

Calcium Hydrogen Sulfide

E,V

C

Calcium Hydrosulfide

V

C

Calcium Hydroxide

E,V

S

Calcium Hydrozide

V,E

-

-

Calcium Hypochloride

E,V

-

-

Calcium Hypochlorite*

E,V

D

F

Calcium Hypophosphite

C

-

-

Calcium Lactate

C

S

Calcium Magnesium Chloride

C

S

Calcium Metasilicate

E.V

C

Calcium Monoxide

E

-

-

Calcium Naphthenate

C

-

-

Calcium Nitrate*

E,V

S

F

Calcium Oxide

E

C

Calcium Oxlate

C

O

T

Calcium Oxychloride*

E,V

D

F

Calcium Permanganate*

C

C

F

Calcium Peroxide*

C

O

F

Calcium Phenate

C

-

-

Calcium Phenosulphonate

C

-

-

Calcium Phosphate mono basic slurry

E,V

C

Calcium Propionate

C

C

Calcium Pyridine Sulfonate

C

-

-

Calcium Salts

E,V

-

-

Calcium Silicate

E,V

C

Calcium Stearate

E,V

O

Calcium Sulfaminate

C

-

-

Calcium Sulfate

E

O

Calcium Sulfhydrate

V

C

Calcium Sulfide

E,V

S

Calcium Sulfite

E,V

S

Calcium Sulfonate

C

-

-

Calcium Thiosulfate

E,V

C

Calcium Tungstate

C

S

Calciumn Carbide

C

D

E

Caldium Oxide

E

-

-

Calgon

E

-

-

Caliche Liquors

E,V

-

-

Calx

E

-

-

Camphene

C

O

F

Camphor

C

S

F

Camphoric Acid

C

C

Candol

V

-

-

Cane Sugar Liquors

E,V

C

Capric Acid

C

O

Caprilic Aldehyde

E

-

-

Caprioc Aldehyde

E

-

-

Caproic Acid

C

S

Caproic Aldehyde

C

O

E

Caprol Hydride

V

-

-

Caprolactam

C

C

T

Capronaldehyde

C

-

-

Caproyl Alcohol

E

-

-

Capryl Alcohol

B

-

-

Caprylic Alcohol

E,V

-

-

Carbamate

V

-

-

Carbamide

E,V

-

-

Carbazotic Acid

V

C

E

Carbinol

E

-

-

Carbitol

E

-

-

Carbolic Acid. (Phenol)

V

-

-

Carbon Bisulphide

V

-

-

Carbon Dioxide, Dry or wet

V

C

Carbon Disulphide

V

S

Carbon Fluorides

C

-

-

Carbon Monoxide

E,V

S

T

Carbon Oxychloride

E

S

T

Carbon Tetrabromide

C

-

-

Carbon Tetrachloride

V

O

T

Carbonate of Soda

C

-

-

Carbonated Beverages

E

M

Carbonic Acid

E,V

-

-

Carbonic Anhydride

E,V

-

-

Carbonyl Chloride

E

S

T

Carbonyl Diamide

E,V

-

-

Carboxy Benzene

V

S

Casein

E,V

O

Castor Oil

V

O

Catalyst Mixture

C

-

-

Catsup

V

C

Caustic - Baryta

E,V

-

-

Caustic Arsenic

B

D

T

Caustic Chloride of Sodium

C

-

-

Caustic Cyanogen

C

-

-

Caustic Lime

E,V

-

-

Caustic Potash

E

S

T

Caustic Soda,

E

C

Caustic White water

E

C

Cellosolve

E

-

-

Cellosolve Acetate

E

-

-

Cellosolve Butyl

E

-

-

Cellosolve Methyl

C

-

-

Celluguard

E,V

-

-

Cellulose Acetobutyrate

C

-

-

Cellulose Ether

C

O

Cellulose Nitrate

C

O

F.E

Cellulose Tripropionate

C

-

-

Cellulube 300,500

E,V

O

Cellulube 90, 100, 150, 220

E

O

Cellulube A60

E

O

Cellutherm 2505A

V

-

-

Cerium Chloride

C

C

Cerium Fluoride

C

O

T

Cerium Nitrate*

C

C

F

Cerium Sulfate

C

C

Cerous Chloride

C

C

Cerous Fluoride

C

C

T

Cerous Nitrate*

C

C

F

Cetane (Hexadecane)

V

O

O

Cetyl Alcohol

C

O

F

Chaser ( aromatic oils)

C

-

-

Chaulmoogric Acid

C

-

-

Chemax hco-5

C

-

-

Chile Niter

V,E

-

-

Chile Nitrate*

E,V

C

F,E

Chile Saltpeter*

E

C

F,E

China Clay (Kaoline)

E

O

China wood oil

V

O

China Wood Oil (Tung oil)

V

-

-

Chloracetaldehyde

C

C

Chloracetaldehyde

E

-

-

Chloracetic Acid

E

-

-

Chloral

C

C

Chloramine

C

C

Chloranthaquinone

C

-

-

Chlorate Of Lime

E

-

-

Chlordane

V

O

T

Chlorextol

V

-

-

Chlorfoethylbenzene

V

-

-

Chloric Acid *

C

-

F

Chloride of lime

E

-

-

Chlorinated Biphenyl

V

-

-

Chlorinated Lime

E,V

D

T

Chlorinated Salt Brine

V

C

Chlorinated Solvents,

V

-

-

Chlorinated Water

E

M

Chlorine (Anhydrous or liquid)*

V

S

F

Chlorine Dioxide*

V

D

E

Chlorine Fluorides

C

-

-

Chlorine Peroxide*

V

-

F

Chlorine Trifluoride

C

-

F

Chlorine water

E

C

Chlorine, Dry or wet *

V

S

F

Chloro azotic Acid*

V

O

T

Chloro nitrous Acid*

V

O

T

Chloro Xylenois

C

-

-

Chloro-Acetyl Chlorides

C

-

-

Chloro-Alkyl Ethers

C

-

-

Chloroacetic Acid

E

C

Chloroacetone

E

C

Chloroacetyl Chloride

C

-

-

Chloroamino Benzoic Acid

C

-

-

Chloroaniline

C

-

-

Chloroazotic Acid

V

-

-

Chlorobenzaldehyde

C

-

-

Chlorobenzene (Mono-, Di-, Tri)

V

-

-

Chlorobenzo-Chloride

C

-

-

Chlorobenzo-Trifluoride

C

-

-

Chlorobenzol

V

-

-

Chlorobenzol

V

-

-

Chlorobromomethane

V

-

-

Chlorobromopropane

C

-

-

Chlorobutadiene

V

-

-

Chlorobutane

C

-

-

Chlorobutanol

VC

S

T

Chlorodifluoromethane

C

S

T

Chlorododecane

V

-

-

Chloroethane

E,V

H

F

Chloroethane Sulfonic Acid

C

-

-

Chloroethanoic Acid

V,E

-

-

Chloroethanol

C

-

-

Chloroethyl Alcohol

E

-

-

Chloroform

V

S

T

Chlorohydrin

C

M

Chloromethane

V

S

F

Chloromethyl

V

-

-

Chloromethyl Ether

C

-

-

Chloronitrobenzene

C

-

-

Chloropentafluoro-ethane

C

O

Chloropentane

V

-

-

Chloroprene

V

-

-

Chloropropylene Oxide

E

O

T

Chlororoformyl chloride

E

S

T

Chlorosilanes

C

-

-

Chlorosulphonic Acid

E

D

T

Chlorotoluene

V

S

T

Chlorotoluene Sulfonic Acid

C

H

O

Chlorotoluidine

C

-

-

Chlorotrifluoroethylene

C

D

F

Chlorotrifluoromethane

C

-

Chlorous Acid *

C

-

-

Chlorowax 500c

C

O

Chlorox

V

-

-

Chlorpicrin

C

-

-

Chlorxylois

C

-

-

Cholesterol

C

-

-

Chresylic Acid

V

-

-

Chrome Acid, greater than 50%

V

C

T

Chrome Alum

E,V

-

-

Chrome Ammonium Alum

B

-

-

Chrome Plating solutions

V

-

-

Chromic Acid to 50%

V

C

T

Chromic Chloride

C

O

T

Chromic Fluorides

C

C

T

Chromic Hydroxide

C

O

O

Chromic Nitrates *

C

C

E

Chromic Oxide .88 Wt. Aqueous Solution

V,E

O

Chromic Phosphate

C

O

Chromic Sulfate

C

O

Chromium Chloride

C

O

T

Chromium Fluoride

C

C

T

Chromium Potasium Sulfate

E,V

C

T

Chromium Sulfate (Basic)

C

O

Chromium Trioxide

C

-

-

Chromyl Chlorides

C

V

T

Chrysolepic Acid

V

-

-

Cider

E

C

Cinene

V

-

-

Cinene

V

C

Cinnamic Acid

C

O

Circo light process oil

V

-

-

Citric Acid

V,E

C

Citrous Oils

V

-

-

Citrous Pectin Liquor

B

-

-

Clay slurry

E,

O

Cleaners, Naptha

V

-

-

Coal gas

V

-

-

Coal Tar (Bunker C #6 fuel)

V

O

Coal Tar Creosote

V

O

Cobalt Acetate

C

C

Cobalt Chloride

E,V

C

Cobalt Chloride 2N

C

C

Cobalt Linoleate

C

O

Cobalt Naplthenate

C

-

-

Cobalt Sulfate

C

-

-

Cobaltous Acetate

C

C

Cobaltous Chloride

E,V

C

Coca - Cola

E

C

Coco Butter

B

-

-

Cocoa Butter

V

-

-

Cocoanut Oil

E,V

-

-

Cocoanut-Fatty Acid

V

-

-

Cod Liver Oil

E,V

-

Coffee

E,V

C

Coffee Extract

E,V

C

Coke oven Gas

V

-

-

Coliche liquors

E

-

-

Collodil Silica

V

-

-

Colza Oil

E,V

-

-

Component header

C

-

-

Concrete

E

C

Condensate less than 280° F.

E

M

Condensate over 280°F

C

M

Convelex 10

V

-

-

Coolanol

V

-

-

Copper Acetate

E

S

Copper Ammonia Acetate

E

-

-

Copper Arsenate, Basic

E,V

O

T

Copper Borofluoride

E,V

-

-

Copper Carbonate

E,V

O

T

Copper Chloride

E,V

C

Copper Cyanide

E,V

O

T

Copper Fluoborate

V

-

-

Copper Fluoride

E,V

S

T

Copper Gluconate

C

C

Copper Lasur

V

-

-

Copper Napthenate

C

O

Copper Nitrate

V

C

E

Copper Nitrite

V

S

Copper Plating solution

E,V

-

-

Copper Salts

E,V

-

-

Copper Sulfide

V

O

T

Copper Sulphate

V,E

C

T

Copper Sulphate - Blue Vitrol

E,V

-

-

Copperas

E

-

-

Copra Oil

E,V

C

Core oil

B

-

-

Corn Oil

V

O

Corn Starch Slurry

E,V

C

Corn Syrup

V

C

Cottonseed Oil

V

O

Creosois

V

-

-

Creosols

V

O

T

Creosote & Light Oil

V

O

T

Creosote, Coal Tar

V

O

T

Creosote, Wood

V

O

T

Creosylic Acid

V

-

-

Cresol M,O, or P

V

-

-

Cresylic Acid

E

O

Croton oil

V

O

T

Crotonaldehyde

C

C

F

Crotonolic Acid

C

S

T

Crude Oil

V

O

Cryolite

V

-

-

Crystal Ammonia

B

-

-

Cubic Niter

E,V

-

-

Cubic Saltpeter

E.V

-

-

Cubnic

V

E

-

Cumaldehyde

C

O

F

Cumene

V

O

T

Cumene-Hydroperoxide *

C

S

F

Cupric Acetate

E

-

-

Cupric Arsenate

E,V

-

-

Cupric Carbonate

V

-

-

Cupric Chloride

V

-

-

Cupric Cyanide

E.V

-

-

Cupric Fluoride

E,V

-

-

Cupric Nitrate

E,V

-

-

Cupric Sulfate

E,V

C

T

Cupric Sulfide

V

-

-

Cupric Sulphate

E,V

C

T

Cuprous Ammonia Acetate (CAA )

C

-

-

Cuprous Chloride

V

O

E

Cuprous Oxide

C

-

-

Cutting Oil

V

O

Cyanamide

C

C

Cyanic Acid

E

O

E

Cyanide Acid Solutions

E

-

-

Cyanide compounds

E

-

-

Cyanoacetic Acid

C

C

Cyanogen Chloride

C

C

T

Cyanogen Gas

C

-

-

Cyanogen in Water

C

-

-

Cyanohydrin

C

-

-

Cyanuric Chlorides

C

C

Cyclic Esters

E

-

-

Cyclododectriene

C

-

-

Cyclohexane

V

O

F

Cyclohexanol

V

S

T

Cyclohexanol Esters

C

-

-

Cyclohexanone

E

S

T

Cyclohexatriene

V

-

-

Cyclohexene

C

O

F

Cyclohexylamine

E

C

F

Cyclohexylamine Carbonate

C

-

-

Cyclohexylamine Laurate

C

-

-

Cyclopentadiene

C

-

-

Cyclopentane

V

O

F

Cyclopolyolefins

C

-

-

Cymene

V

O

Column #2. THE O-RING- (V) VITON ® grade 747-75, (E) ETHYLENE PROPYLENE, (B) BUNA N, (Bu) BUTYL, (C) CHEMRAZ OR Kalrez®, (N) NEOPRENE
Column# 3. SOLUBLE IN WATER- (C) COLD WATER, (H) HOT WATER , (O) NOT SOLUBLE, (S) SLIGHTLY SOLUBLE, (V) REACTS VIOLENTLY WITH WATER, (D) DECOMPOSES, (H) HYDROLIZES, (M) MISCIBLE
Column #4. HAZARDOUS, NEEDS TWO SEALS- (F) FIRE, (T) TOXIC, (C) CARCINOGEN, [E) EXPLOSIVE
* OXIDIZER - WILL ATTACK ALL FORMS OF CARBON
® DuPont Dow Elastomers 

Link to Chemical Listing Guide

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