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Save on Organic Reagents at Dupen Labs. Top brands include CHEMGLA, OnlineScienceMall, The Science Company®, & HJ Tec. Hurry! Limited time offers. Offers valid only while supplies last.



CHEMGLA - O-Ring- Kalrez 4079- Size #118 , EA1
CHEMGLA - O-Ring- Kalrez 4079- Size #118 , EA1
By CHEMGLA
In Stock
$62.23

mpn: CG-308K-118,

4.6 out of 5 stars with 93 reviews
O-RINGS, KALREZ® 4079 Kalrez® 4079 perfluroelastomer combines the elastomeric properties of Viton with the chemical resistance of PTFE, making it the best possible o-ring material available. Kalrez® 4079 should be considered for service in high te...


CHEMGLA - O-Ring- Kalrez 4079- Size #117 , EA1
CHEMGLA - O-Ring- Kalrez 4079- Size #117 , EA1
By CHEMGLA
In Stock
$59.49

mpn: CG-308K-117,

4.3 out of 5 stars with 52 reviews
O-RINGS, KALREZ® 4079 Kalrez® 4079 perfluroelastomer combines the elastomeric properties of Viton with the chemical resistance of PTFE, making it the best possible o-ring material available. Kalrez® 4079 should be considered for service in high te...


CHEMGLA - O-Ring- Kalrez 4079- Size #116 , EA1
CHEMGLA - O-Ring- Kalrez 4079- Size #116 , EA1
By CHEMGLA
In Stock
$49.83

mpn: CG-308K-116,

4.3 out of 5 stars with 16 reviews
O-RINGS, KALREZ® 4079 Kalrez® 4079 perfluroelastomer combines the elastomeric properties of Viton with the chemical resistance of PTFE, making it the best possible o-ring material available. Kalrez® 4079 should be considered for service in high te...


CHEMGLA - O-Ring- Kalrez 4079- Size #206 , EA1
CHEMGLA - O-Ring- Kalrez 4079- Size #206 , EA1
By CHEMGLA
In Stock
$70.11

mpn: CG-308K-206,

4.4 out of 5 stars with 96 reviews
O-RINGS, KALREZ® 4079 Kalrez® 4079 perfluroelastomer combines the elastomeric properties of Viton with the chemical resistance of PTFE, making it the best possible o-ring material available. Kalrez® 4079 should be considered for service in high te...


CHEMGLA - O-Ring- Kalrez 4079- Size #010 , EA1
CHEMGLA - O-Ring- Kalrez 4079- Size #010 , EA1
By CHEMGLA
In Stock
$33.11

mpn: CG-308K-010,

4.0 out of 5 stars with 71 reviews
O-RINGS, KALREZ® 4079 Kalrez® 4079 perfluroelastomer combines the elastomeric properties of Viton with the chemical resistance of PTFE, making it the best possible o-ring material available. Kalrez® 4079 should be considered for service in high te...


CHEMGLA - O-Ring- Kalrez 4079- Size #014 , EA1
CHEMGLA - O-Ring- Kalrez 4079- Size #014 , EA1
By CHEMGLA
In Stock
$36.20

mpn: CG-308K-014,

4.1 out of 5 stars with 144 reviews
O-RINGS, KALREZ® 4079 Kalrez® 4079 perfluroelastomer combines the elastomeric properties of Viton with the chemical resistance of PTFE, making it the best possible o-ring material available. Kalrez® 4079 should be considered for service in high te...


Pepsin Powder (1:3,000), 100g - Lab Grade Chemical Reagent
Pepsin Powder (1:3,000), 100g - Lab Grade Chemical Reagent
By OnlineScienceMall
In Stock
$45.00

mpn: PP0070-100G,

4.3 out of 5 stars with 91 reviews
Lab-grade pepsin powder comes in a 100g bottle. This chemical makes the perfect fit in any educational or research lab dealing with biology or food science, as it is often used for mixing pepsin solutions. This is a high quality chemical product manu...


CHEMGLA - O-Ring- Kalrez 4079- Size #011 , EA1
CHEMGLA - O-Ring- Kalrez 4079- Size #011 , EA1
By CHEMGLA
In Stock
$34.30

mpn: CG-308K-011,

4.1 out of 5 stars with 17 reviews
O-RINGS, KALREZ® 4079 Kalrez® 4079 perfluroelastomer combines the elastomeric properties of Viton with the chemical resistance of PTFE, making it the best possible o-ring material available. Kalrez® 4079 should be considered for service in high te...


The Science Company, NC-0676, Oxalic acid, 500g
The Science Company, NC-0676, Oxalic acid, 500g
By The Science Company®
In Stock
$12.95

mpn: NC-0676,

4.5 out of 5 stars with 148 reviews
Oxalic Acid, 500g is used in a re-refining process in gold recovery. It is a very selective reducing agent towards gold because it's salts exclusively reduce gold chloride solutions, producing very high purity (9999 and higher) gold. Another popular...


CHEMGLA - O-Ring- Kalrez 4079- Size #009 , EA1
CHEMGLA - O-Ring- Kalrez 4079- Size #009 , EA1
By CHEMGLA
In Stock
$32.92

mpn: CG-308K-009,

4.4 out of 5 stars with 46 reviews
O-RINGS, KALREZ® 4079 Kalrez® 4079 perfluroelastomer combines the elastomeric properties of Viton with the chemical resistance of PTFE, making it the best possible o-ring material available. Kalrez® 4079 should be considered for service in high te...


CHEMGLA - O-Ring- Kalrez 4079- Size #008 , EA1
CHEMGLA - O-Ring- Kalrez 4079- Size #008 , EA1
By CHEMGLA
In Stock
$32.40

mpn: CG-308K-008,

4.3 out of 5 stars with 146 reviews
O-RINGS, KALREZ® 4079 Kalrez® 4079 perfluroelastomer combines the elastomeric properties of Viton with the chemical resistance of PTFE, making it the best possible o-ring material available. Kalrez® 4079 should be considered for service in high te...


The Science Company, NC-1930, Formaldehyde 16oz
The Science Company, NC-1930, Formaldehyde 16oz
By The Science Company®
In Stock
$19.95

mpn: NC-1930,

4.6 out of 5 stars with 143 reviews
A colorless liquid with a strong pungent odor and soluble in water and alcohol. Uses include as preservatives, embalming fluids and as a corrosion inhibitor.Assay: 37%. Formula: H2CO. CAS: 50-00-0. ...


CHEMGLA - O-Ring- Kalrez 4079- Size #205 , EA1
CHEMGLA - O-Ring- Kalrez 4079- Size #205 , EA1
By CHEMGLA
In Stock
$76.23

mpn: CG-308K-205,

4.7 out of 5 stars with 38 reviews
O-RINGS, KALREZ® 4079 Kalrez® 4079 perfluroelastomer combines the elastomeric properties of Viton with the chemical resistance of PTFE, making it the best possible o-ring material available. Kalrez® 4079 should be considered for service in high te...


Potato Starch Soluble Powder, 500g - Reagent Grade Chemical Reagent
Potato Starch Soluble Powder, 500g - Reagent Grade Chemical Reagent
By OnlineScienceMall
In Stock
$38.00

mpn: SS0940-500G,

4.8 out of 5 stars with 28 reviews
Reagent-grade starch comes in a 500g bottle. This chemical makes the perfect fit in any educational or research lab dealing with biology or nutrition science, as it is often used as a source of complex sugars. This is a high quality chemical product ...


The Science Company, M-2124, Methylene blue stain, 4oz
The Science Company, M-2124, Methylene blue stain, 4oz
By The Science Company®
In Stock
$12.95

mpn: M-2124,

4.6 out of 5 stars with 55 reviews
Methylene blue in a 1% aqueous solution has many uses as a biological stain. Preferentially stains nuclei more strongly than cell cytoplasm. Stains blue. Also stains bacteria. Comes packed in high density polyethylene squeeze bottle with polypropylen...


CHEMGLA - O-Ring- Kalrez 4079- Size #114 , EA1
CHEMGLA - O-Ring- Kalrez 4079- Size #114 , EA1
By CHEMGLA
In Stock
$51.68

mpn: CG-308K-114,

4.2 out of 5 stars with 124 reviews
O-RINGS, KALREZ® 4079 Kalrez® 4079 perfluroelastomer combines the elastomeric properties of Viton with the chemical resistance of PTFE, making it the best possible o-ring material available. Kalrez® 4079 should be considered for service in high te...


CHEMGLA - O-Ring- Kalrez 4079- Size #112 , EA1
CHEMGLA - O-Ring- Kalrez 4079- Size #112 , EA1
By CHEMGLA
In Stock
$47.50

mpn: CG-308K-112,

4.8 out of 5 stars with 36 reviews
O-RINGS, KALREZ® 4079 Kalrez® 4079 perfluroelastomer combines the elastomeric properties of Viton with the chemical resistance of PTFE, making it the best possible o-ring material available. Kalrez® 4079 should be considered for service in high te...


Magnesium Ribbon 99.95% High Purity 25g 70ft Lab Chemicals 5 Packs
Magnesium Ribbon 99.95% High Purity 25g 70ft Lab Chemicals 5 Packs
By HJ Tec
In Stock
$25.99

mpn: HJLAB0001, ean: 6010998610574,

4.5 out of 5 stars with 62 reviews
Pure 99.5%,25gm Magnesium ribbon science educational kit. Easy to use. Burns light.A set of 5Pcs.Fineness: 99.95%. Weight: 25g. Length: Approx 21m (70 ft). High Purity Burns Light. A SET OF 5pcs. ...


CHEMGLA - O-Ring- Kalrez 4079- Size #110 , EA1
CHEMGLA - O-Ring- Kalrez 4079- Size #110 , EA1
By CHEMGLA
In Stock
$44.51

mpn: CG-308K-110,

4.3 out of 5 stars with 12 reviews
O-RINGS, KALREZ® 4079 Kalrez® 4079 perfluroelastomer combines the elastomeric properties of Viton with the chemical resistance of PTFE, making it the best possible o-ring material available. Kalrez® 4079 should be considered for service in high te...


CHEMGLA - O-Ring- Kalrez 4079- Size #109 , EA1
CHEMGLA - O-Ring- Kalrez 4079- Size #109 , EA1
By CHEMGLA
In Stock
$44.89

mpn: CG-308K-109,

4.3 out of 5 stars with 87 reviews
O-RINGS, KALREZ® 4079 Kalrez® 4079 perfluroelastomer combines the elastomeric properties of Viton with the chemical resistance of PTFE, making it the best possible o-ring material available. Kalrez® 4079 should be considered for service in high te...



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