
[A] Excellent = Recommended [B] Good = Recommended
Chemical
Concentration (%)
PVDF
Teflon
Viton
Chemical
Concentration (%)
PVDF
Teflon
Viton
Boric Acid Butyl Alcohol
Boron Trichloride Butyl Amine
Bromine Solution Butyl Phthalate
(Aqueous)
CH2=CHCH=CH
2
C17H35COOC4H
9
CH3(CH2)2CH
3
CH3CH2CH=CH
2
Butyric Acid Calcium Sulfate
Calcium Acetate Calcium Sulfide
Calcium Bisulfite Carbitol
(Calcium hydrogen sulfite)
Calcium Bromide Carbon Dioxide Gas
Calcium Carbonate Carbon Dioxide Gas
Calcium Chlorate Carbon Disulfide
Calcium Chloride Carbon Monoxide
Calcium Hydroxide Carbon Tetrachloride
Calcium Hypochlorite Carbonic Acid
The AST4530 submersible pressure transducer is constructed of a PVDF (Kynar) housing, PTFE (Teflon) and Viton O-ring seal at
the PVDF cord grip. The following reference guide is a general guideline for liquid compatibility. For more information, contact
the liquid manufacturer for compatibility details.
LIQUID/GAS COMPATIBILITY | TEMP 20°C / 68°F
PureAABPureAAAGasABAAAAAAABAAAAASatuAAAAAPure
WetASatuAAASatuAAAAAAAGasABAAAA
WARNING
The information in this chart has been supplied to AST by other trustworthy sources and is to be used ONLY as a guide in
selecting sensors for appropriate liquid/gas compatibility. Before installation, test sensors with the chemicals under the specific
conditions of your application. The range of chemical behavior during handling (temperature, pressure, and concentrations)
can cause equipment to fail, even though it passed an initial test. Take appropriate precautions when handling chemicals.
American Sensor Technologies
www.astsensors.com
(973) 448-1901

Chemical
Concentration (%)
PVDF
Teflon
Viton
Chemical
Concentration (%)
PVDF
Teflon
Viton
Castor Oil Chromic Acid Anhydride
Chloric Acid Chromic Potassium Alum
Chlorine Dioxide Citric Acid
Chlorine Dioxide Coconut Oil
*Special Viton FPM-C required. Consult Chemline.
Chlorine Gas Copper
(up to 150 ppm moisture) Acetate
Chlorobenzene (Monochlorobenzene) Copper Borofluoride
Chloroform (Trichloromethane) Copper Carbonate
Chromic Acid Copper
Anhydride Chloride
Copper Cyanide Croton Aldehyde
CuCN
Copper Fluoride Cupric Fluoride
CuF
Copper Nitrate Cuprous Chloride
Copper Sulfate Cyclohexane
CuSO4 C6H12
Corn Oil Cyclohexanol
C6H11OH
Corn Syrup Decalin
Cottonseed DEHPA (Dl-2-Ethyl Hexyl
Oil Phosphoric Acid)
Creosote Dextrine
(C6H12O5 )n
Cresol Dextrose (Glucose)
C6H4(CH3)OH
Copper Cyanide - Dextrose
Castor Oil - Copper Chloride
AAA
AAAAAAAAAAAAPureAAAAAA
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Chemical
Concentration (%)
PVDF
Teflon
Viton
Chemical
Concentration (%)
PVDF
Teflon
Viton
Dibutyl Phthalate Diglycolic Acid
C6H4(COOC4H9)
2
(HO2CCH2)2O
Dichlorobenzene Diisobutylene
C6H4Cl2 C8H16
Dichloroethylene
CH2=CCl2
Dimethyl Phthalate Ethyl Benzene
Dioctyl Phthalate (DOP) Ethyl Chloride
Ethyl Alcohol Ethyl Mercaptan
Ethylene Chloride Ferric Chloride
(Ethylene Dichloride)
Ethylene Glycol Ferrous Hydroxide
Fatty Acids Ferrous Nitrate
RCOOH
Ferrous Chloride Ferrous Sulfate
Ferric Hydroxide Fluoboric Acid
Ferric Nitrate Fluorine Gas
Ferric Sulfate Fluorosilicic Acid
Fe2(SO4)
3
(Hydrofluorosilicic Acid)
Ferric Sulfide Formaldehyde
Formaldehyde Furfural
HCHO
Formaldehyde Gallic Acid
HCHO
Freon F-11 Gasoline - Regular*
*For Premium grade Gasoline, a special Buna-N elastomer is
recommended over Viton. Consult Chemline.
Diacetone Alcohol - Dimenthyl Ether
Dimenthyl-Formamide - Ethyl Monochloroacetate
Ethyl Oxalate - Formaldehyde
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Chemical
Concentration (%)
PVDF
Teflon
Viton
Chemical
Concentration (%)
PVDF
Teflon
Viton
Freon F-12 Gasoline - Sour
Freon F-113 Gelatin & Glue
Freon F-114 Glycerol (Glycerine)
Glycols
(Ethylene Glycol)
Fruit Juice Heptane
Hexane Hydrofluoric Acid
CH3(CH2)4CH3 HF
Hexyl Alcohol Hydrofluoric Acid
CH3(CH2)5OH HF
Hydrobromic Hydrofluoric Acid
HBr HF
Hydrobromic Acid Hydrogen
HBr
Hydrochloric Acid Hydrogen Peroxide
HCl
Hydrochloric Acid Hydrogen Peroxide
HCl
Hydrogen Sulfide Gas
Hydrochloric Acid
HCl Hydrogen Sulfide (Aqueous)
Hydrocyanic Acid Hydroiodic Acid
HCN HI
Hydrofluoric Acid Hydroquinone
HF
Hypochlorous Acid Lactic Acid
HClO
(CH3)3CHCH2OH
(Animal Oil)
AAAAABA258010PureAAAAAAAAAAAA
*Hydrochloric Acid: 20° Baumé = 32%; 23° Baumé (Fuming) = 38% concentration.
Hypochlorous Acid - Lead Sulfate
Fructose
CH2 OH CO
(CHOH)
3
CH2 OH
*Hydrochloric Acid: 20° Baumé = 32%; 23° Baumé (Fuming) = 38% concentration.
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(973) 448-1901

Chemical
Concentration (%)
PVDF
Teflon
Viton
Chemical
Concentration (%)
PVDF
Teflon
Viton
Iso-octane Lauric Acid
(CH3)CCH2CH(CH3)
2
CH3(CH2)10COOH
Isopropyl Alcohol Lead Acetate
Isopropyl Chloride Lead Chloride
Jet Fuel JP-4 Lead Nitrate
Lemon Oil Magnesium Fluoride
MgF2
Linoleic Acid Magnesium Hydroxide
CH3(CH=CH-CH3)3 -(CH2)7COOH
Mg(OH)2
Linoleic Magnesium Nitrate
Oil
Linseed Magnesium Sulfate
Oil (Epsom Salts)
Lithium Bromide Maleic Acid
LiBr
Lithium Chloride Malic Acid
LiCl
Lithium Hydroxide Manganese Chloride
LiOH
Liquor Maganese Sulfate
(Gin, Whiskey, etc.)
Magnesium Carbonate Mercuric Chloride
Magnesium Chloride Mercuric Cyanide
Magnesium Citrate Mercuric Nitrate
Mercuric Sulfate Methyl Bromide
Mercurous Nitrate Methyl Chloroform
Mercury Methyl Salicylate
Hg
Methane Methylene Bromide
Hypochlorous Acid - Lead Sulfate
Lemon Oil - Mercuric Nitrate
Mercuric Sulfate - Methylene Bromide
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(973) 448-1901

Chemical
Concentration (%)
PVDF
Teflon
Viton
Chemical
Concentration (%)
PVDF
Teflon
Viton
Methylene Iodine Nickel Dichloride
Monochloracetic acid Nickel Nitrate
Monochlorobenzene Nickel Sulfate
Monomethylaniline Nitric Acid
Naphtha
Naphthalene Nitric Acid
Nitrogen Dioxide Oil - Sulfonated
Nitrous Acid Oil - Machine,
Nitrous Oxide Oil - Petroleum
Oil - Heavy Organic Phosphorus
Series Insecticide
(Sumition®)
Oil - Light (Incl. Oxalic Acid
Diesel Fuels) HOOCCOOH
Oil - Lubricating Oxalic Acid
(ASTM 1) HOOCCOOH
Oil - Lubricating Oxygen Gas
(ASTM 2 and 3) O2
Ozone Solution (Aqueous) Phenylhydrazine Hydrochloride
Ozone Solution (Aqueous) Phosphoric Acid
Palmitic Acid Phosphoric Acid
Methylene Chloride - Nitrobenzene
Ozone Gas - Photographic Solution
PureAAAAAAAAAAAAAAAABABBAAAA
*When DV Series Diaphragm Valves are used on nitric acid, the PVDF Gas Barrier
is always recommended if a Teflon diaphragm.
*When DV Series Diaphragm Valves are used on nitric acid, the PVDF Gas Barrier
is always recommended if a Teflon diaphragm.
American Sensor Technologies
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(973) 448-1901

Chemical
Concentration (%)
PVDF
Teflon
Viton
Chemical
Concentration (%)
PVDF
Teflon
Viton
Paraffin Oil Phosphoric Acid
Perchloroethylene Phosphorus Pentoxide
Perchloric Acid Phosphorus Trichloride
Perchloric Acid Photographic Solutions
HClO
4
(Sodium Thiosulfate)
Phthalic Acid Polyethylene Glycol
C6H4(COOH)
2
H(OCH2CH2)nOH
Picric Acid Poly Aluminium Chloride
C6H2(OH)(NO2)
3
[Al2(OH)nCl6-n]m
Plating Polyvinyl Acetate
Solutions
Plating Solutions Polyvinyl Alcohol
(Cadmium)
Plating Potash
Solutions (Potassium Carbonate)
(Copper)
Plating Solutions Potassium Acetate
(Gold)
Plating Solutions Potassium Alum
(Lead)
Plating Solutions Potassium Aluminum Silicate
(Rhodium)
Plating Solutions Potassium Bicarbonate
(Silver)
Plating Solutions Potassium Bichromate
(Tin)
Potassium Bisulfate Potassium Fluoride
Potassium Potassium Hypochlorite
Borate KClO
Potassium Bromate Potassium Iodide
Potassium Bromide Potassium Nitrate
KBr
Potassium Chlorate (Aqueous) Potassium Permanganate
Potassium Chloride Potassium Permanganate
KCl
Phthalic Acid - Potassium Bichromate
PureAAAAAAAAAAAAAAAPure1070
Potassium Bisulfate - Potassium Sulfate
AAAAAAAAAAAAAAAAA1025AAAAAAAA
Ozone Gas - Photographic Solution
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(973) 448-1901

Chemical
Concentration (%)
PVDF
Teflon
Viton
Chemical
Concentration (%)
PVDF
Teflon
Viton
Potassium Chromate Potassium Persulfate
Potassium Cyanide Potassium Phosphate
KCN
Potassium Ferricyanide Potassium Sulfate
Potassium Sulfide Salicylaldehyde
Potassium Sulfite Salicylic Acid
Potassium Thiocyanate Silicic Acid
KSCN
Propylene Dichloride Silver Chloride
Radium Chloride Silver Cyanide
Rhodium Chloride Silver Nitrate
Silver Sulfate Sodium Carbonate
Sodium Acetate Sodium Chlorate
Sodium Alum Sodium Chloride (Brine)
Sodium Bicarbonate Sodium Chlorite
Sodium Bichromate Sodium Cyanide (Aqueous)
Sodium Bisulfate Sodium Dithionite
Sodium Bisulfite Sodium Ferricyanide
Sodium Bromate Sodium Ferrocyanide
NaBrO
3
Na4[Fe(NC)6].10H2O
Sodium Bromide Sodium Fluoride
NaBr NaF
Potassium Sulfide - Silver Nitrate
Silver Sulfate - Sodium Hydroxide
Potassium Bisulfate - Potassium Sulfate
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(973) 448-1901

Chemical
Concentration (%)
PVDF
Teflon
Viton
Chemical
Concentration (%)
PVDF
Teflon
Viton
Sodium Hypochlorite (Bleach) Sodium Perchlorate
NaOCl
Sodium Hypochlorite (Bleach) Sodium Peroxide
NaOCl
Sodium Hypochlorite (Bleach) Sodium Persulfate
NaOCl
Sodium Hypochlorite (Bleach) Sodium Phosphate (Acidic)
NaOCl
Sodium Hypochlorite (Bleach) Sodium Phosphate (Alkaline)
NaOCl
Sodium Iodide Sodium Phosphate (Neutral)
NaI
Sodium Metasilicate Sodium Silicofluoride
Sodium Nitrate Sodium Sulfate
Sodium Nitrite Sodium Sulfide
Sodium Perborate Sodium Sulfite
Sodium Thiocyanate Sulfur Chloride
NaSCN
Sodium Thiosulfate Sulfur Dichloride
(Photographic Solutions)
Soybean Oil Sulfur Dioxide Gas
Stannic Chloride (Tin (IV) Chloride) Sulfur Dioxide Gas
Stannous Chloride (Tin (II) Chloride) Sulfuric Acid
SnCl2
Stearic Acid Sulfuric Acid
Succinic Acid Sulfuric Acid
Sugar Liquors Sulfuric Acid
Sulfuric Acid Tartaric Acid (Dioxysuccinic Acid)
AAAAAAAAAAAAAAAAAASatuAAAAAAAAAAAA
SatuAAAAAAAAAAAAAAAAAAAAAAAAAA3571013Satu
Sodium Hydroxide - Sodium Sulfite
Sodium Thiocyanate - Sulphuric Acid
Sulphuric Acid - Titanium Tetrachloride
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(973) 448-1901

Chemical
Concentration (%)
PVDF
Teflon
Viton
Chemical
Concentration (%)
PVDF
Teflon
Viton
Sulfuric Acid Tertiary Butyl Alcohol
Sulfuric Acid Tetrachloroethane
(66 Baumé Sulphuric Acid = 96% concentration.)
Sulfurous Acid Tetralin (Tetrahydronaphthalene)
Sulfuryl Chloride Titanic Sulfate
Tall Oil Titanium Dioxide
Tannic Acid (Tannin) Titanous Sulfate
Tricresyl Phosphate Vaseline
(CH3C6H4O)3PO
(Petrolatum)
Triethylamine Water - Deionized,
(C2H5)3N
Distilled or Potable
Turpentine Water - Waste
(Domestic Sewage)
Uranium Oxide Wine
Zinc Acetate Zinc Cyanide
(CH3COO)
2 Zn.2H2O
Zn(CN)
2
Zinc Bromide Zinc Nitrate
Zinc Chloride Zinc Sulfate
AAAAAAAAAAAAAAAAAA50AAAAAAAAAAAAAAAAAAAAAAAAAAAAABBAAAAA
Zinc Acetate - Ammonium Fluoride (Mixed Chemical)
Kynar® is a registered trademark of Arkema
Teflon® and Viton® are a registered trademark of Dupont
Reference: Metex Corporation Limited
Sulphuric Acid - Titanium Tetrachloride
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