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Molecular biology Complementary products of protein biology Chemistry and biochemistry products Sigma-Aldrich Merck reagents

Sigma-Aldrich Merck reagents

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1,4-Dihydroxy-2-naphthoic acid - 97% - 100 g

281255-25G-SIG - 1,4-Dihydroxy-2-naphthoic acid - 97% - 100 g

Sales Unit : 1

18-Crown-6 - Purum >=99 % (GC) - 100 g

28125-100G-SIG - 18-Crown-6 - Purum >=99 % (GC) - 100 g

Sales Unit : 1

2-Deoxy-D-galactose - 98% - 5 g

D4407-5G-A-SIG - 2-Deoxy-D-galactose - 98% - 5 g

Sales Unit : 1

2-mercaptoethanol molecular biology grade bioreagent 99 %, 100 ml

M3148-100ML-SIG - 2-mercaptoethanol molecular biology grade bioreagent 99 %, 100 ml

Sales Unit : 1

2-Nitrophenyl ß-D-galactopyranoside - >+ 98 % - 1 g

N1127-1G-SIG - 2-Nitrophenyl ß-D-galactopyranoside - >+ 98 % - 1 g

Sales Unit : 1

3-Methoxybenzyl Alcohol - 98 % - 25 g

M11006-25G-SIG - 3-Methoxybenzyl Alcohol - 98 % - 25 g

Sales Unit : 1

4-Allylanisole - 98 % - 25 g

A29208-25G-SIG - 4-Allylanisole - 98 % - 25 g

Sales Unit : 1

4-nitrophenyl phosphate disodium salt hexahydrate - for enzyme immunoassay >= 99 % - 5 g

71768-5G-SIG - 4-nitrophenyl phosphate disodium salt hexahydrate - for enzyme immunoassay >= 99 % - 5 g

Sales Unit : 1

Acetaldehyde - ACS - >+99,5 % - 5 ml

402788-5ML-SIG - Acetaldehyde - ACS - >+99,5 % - 5 ml

Sales Unit : 1

Acetonitrile Anhydrous 99.8% - 1 L

271004-100ML-SIG - Acetonitrile Anhydrous 99.8% - 1 L

Sales Unit : 1

Aconitic acid (trans form) 98% - 25 g

122750-25G-SIG - Aconitic acid (trans form) 98% - 25 g

Sales Unit : 1

Bicinchonic acid (BCA) protein determination kit from 200 to 1000 µg / ml, 1 kit

BCA1-1KT-SIG - Bicinchonic acid (BCA) protein determination kit from 200 to 1000 µg / ml, 1 kit

Sales Unit : 1

Boric acid, 1 g tablet, 100 tablets

B2645-100TAB-SIG - Boric acid, 1 g tablet, 100 tablets

Sales Unit : 100

Boric acid molecular biology grade bioreagent >=99.5 %, 500 g

B6768-500G-SIG - Boric acid molecular biology grade bioreagent >=99.5 %, 500 g

Sales Unit : 1

Lactic acid 88 - 92% L - (+) Lactic acid according to Ph. Eur. - BP - 500 ml

27714-500ML-SIG - Lactic acid 88 - 92% L - (+) Lactic acid according to Ph. Eur. - BP - 500 ml

Sales Unit : 1

Methanesulfonic acid 99 % - 100 ml

471356-100ML-SIG - Methanesulfonic acid 99 % - 100 ml

Sales Unit : 1

Trichloroacetic acid ACS reagent >=99.0 %, 500 g

T6399-500G-SIG - Trichloroacetic acid ACS reagent >=99.0 %, 500 g

Sales Unit : 1

Trifluoroacetic acid anhydride reagentplus >=99 %, 500 g

106232-500G-SIG - Trifluoroacetic acid anhydride reagentplus >=99 %, 500 g

Sales Unit : 1

Adenosine 5'-triphosphate disodium salt - 99% - 5 g

A26209-5G-SIG - Adenosine 5'-triphosphate disodium salt - 99% - 5 g

Sales Unit : 1

Bovine serum albumin (BSA), standard for SDS-PAGE, 25 mg

A7517-1VL-SIG - Bovine serum albumin (BSA), standard for SDS-PAGE, 25 mg

Sales Unit : 1

Ammonium metavanadate 99 % min - ACS - 50 g

398128-50G-SIG - Ammonium metavanadate 99 % min - ACS - 50 g

Sales Unit : 1

Ammonium persulfate (APS) for molecular biology electrophoresis >=98 %, 100 g

A3678-100G-SIG - Ammonium persulfate (APS) for molecular biology electrophoresis >=98 %, 100 g

Sales Unit : 1

ReagentPlus Acetic Anhydride >= 99% - 1 L

320102-1L-SIG - ReagentPlus Acetic Anhydride >= 99% - 1 L

Item subject to regulation (see note**) - Declaration of use of drug precursor

Sales Unit : 1

Benzeneselenol 97 % - 1 g

375152-1G-SIG - Benzeneselenol 97 % - 1 g

Sales Unit : 1

Hexadecyltrimethylammonium bromide (CTAB) molecular biology grade >=99 %, 100 g

H6269-100G-SIG - Hexadecyltrimethylammonium bromide (CTAB) molecular biology grade >=99 %, 100 g

Sales Unit : 1

Sodium chloride for molecular biology >=98 %, 1 kg

S3014-1KG-SIG - Sodium chloride for molecular biology >=98 %, 1 kg

Sales Unit : 1

D-(-)-Fructose BioXtra - 100 g

F2543-100G-SIG - D-(-)-Fructose BioXtra - 100 g

Sales Unit : 1

D-(+)-Cellobiose - 25 g

C7252-25G-SIG - D-(+)-Cellobiose - 25 g

Sales Unit : 1

D-(+)-Galactose BioXtra pH 5.0-7.0 (20 °C, 1 M in water) > 99

G6404-25G-SIG - D-(+)-Galactose BioXtra pH 5.0-7.0 (20 °C, 1 M in water) > 99

Sales Unit : 1

D-(+)-Glucose BioXtra > 99,5 % - 250 g

G7528-250G-SIG - D-(+)-Glucose BioXtra > 99,5 % - 250 g

Sales Unit : 1

D(+)-Sucrose - BioXtra > 99,5 % - 250 g

S7903-250G-SIG - D(+)-Sucrose - BioXtra > 99,5 % - 250 g

Sales Unit : 1

Deoxyribonuclease I RNase-free solution from bovine pancreas, 2 mg

D7291-2MG-SIG - Deoxyribonuclease I RNase-free solution from bovine pancreas, 2 mg

Sales Unit : 1

Dicyandiamide 99% - 1 kg

D76609-1KG-SIG - Dicyandiamide 99% - 1 kg

Sales Unit : 1

DL-dithiothreitol (DTT) for molecular biology >=98 %, 5 g

D9779-5G-SIG - DL-dithiothreitol (DTT) for molecular biology >=98 %, 5 g

Sales Unit : 1

DL-Dithiothreitol >=98% (HPLC), >=99.0% (titration) - 25 g

D0632-25G-SIG - DL-Dithiothreitol >=98% (HPLC), >=99.0% (titration) - 25 g

Sales Unit : 1

Dopamine hydroclorite - 25 g

H8502-25G-SIG - Dopamine hydroclorite - 25 g

Sales Unit : 1

Glycine for electrophoresis >=99 %, 500 g

G8898-500G-SIG - Glycine for electrophoresis >=99 %, 500 g

Sales Unit : 1

HEPES >=99.5 %, 500 g

H3375-500G-SIG - HEPES >=99.5 %, 500 g

Sales Unit : 1

Human Holo-transferrin BioReagent for cell culture > 97 % - 100 mg

T0665-100MG-SIG - Human Holo-transferrin BioReagent for cell culture > 97 % - 100 mg

Sales Unit : 1

Imidazole for molecular biology >=99 %, 25 g

I5513-25G-SIG - Imidazole for molecular biology >=99 %, 25 g

Sales Unit : 1

Ribonuclease inhibitor human 2.5 KU, 2.5 KU

R2520-2.5KU-SIG - Ribonuclease inhibitor human 2.5 KU, 2.5 KU

Sales Unit : 1

Trypsin inhibitor from Glycine max (soybean), 50 mg

10109886001-SIG - Trypsin inhibitor from Glycine max (soybean), 50 mg

Sales Unit : 1

IPTG >=99 % <=0.1 % dioxane, 10 g

I6758-10G-SIG - IPTG >=99 % <=0.1 % dioxane, 10 g

Sales Unit : 1

Fluorescent protease detection kit

PF0100-1KT-SIG - Fluorescent protease detection kit

Sales Unit : 1

L - Tryptophan - > 98% (HPLC) - 25 g

T0254-25G-SIG - L - Tryptophan - > 98% (HPLC) - 25 g

Sales Unit : 1

L-Leucine - 98.5 - 101.0 % For cell culture - USP-EP-JP - 25 g

L8912-25G-SIG - L-Leucine - 98.5 - 101.0 % For cell culture - USP-EP-JP - 25 g

Sales Unit : 1

Lysozyme from chicken egg white, dialyzed, lyophilized 100000 u/mg, 5 g

62970-5G-F-SIG - Lysozyme from chicken egg white, dialyzed, lyophilized 100000 u/mg, 5 g

Sales Unit : 1

Magnesium sulphate heptahydrate - BioUltra > 99,5 % - 250 g

63138-250G-SIG - Magnesium sulphate heptahydrate - BioUltra > 99,5 % - 250 g

Sales Unit : 1

MOPS >=99.5 %, 250 g

M1254-250G-SIG - MOPS >=99.5 %, 250 g

Sales Unit : 1

Phosphate buffered saline, tablet, for 200 ml solution, 50 tablets

P4417-50TAB-SIG - Phosphate buffered saline, tablet, for 200 ml solution, 50 tablets

Sales Unit : 50

Phenol - ACS Reagent 99 % - 500 g

242322-500G-SIG - Phenol - ACS Reagent 99 % - 500 g

Sales Unit : 1

Potassium dihydrogen phosphate - For molecular biology; > 98 % - plastic bottle 500 g

P9791-500G-SIG - Potassium dihydrogen phosphate - For molecular biology; > 98 % - plastic bottle 500 g

Sales Unit : 1

Potassium sorbate - Purum P.A., > 99 % - 50 g

85520-50G-SIG - Potassium sorbate - Purum P.A., > 99 % - 50 g

Sales Unit : 1

Propane-2-ol - BioReagent for molecular biology > 99.5% - 500 ml

I9516-500ML-SIG - Propane-2-ol - BioReagent for molecular biology > 99.5% - 500 ml

Sales Unit : 1

Bradford Reagent for protein assay from 0.1 to 1.4 mg / ml, 500 ml

B6916-500ML-SIG - Bradford Reagent for protein assay from 0.1 to 1.4 mg / ml, 500 ml

Sales Unit : 1

Ribonuclease A from bovine pancreas for molecular biology >=70 KUnitz Unit/mg protein, 50 mg

R6513-50MG-SIG - Ribonuclease A from bovine pancreas for molecular biology >=70 KUnitz Unit/mg protein, 50 mg

Sales Unit : 1

Ethylenediaminetetraacetic acid disodium salt dihydrate for molecular biology 99.0-101.0 %, 500 g

E5134-500G-SIG - Ethylenediaminetetraacetic acid disodium salt dihydrate for molecular biology 99.0-101.0 %, 500 g

Sales Unit : 1

Sodium acetate anhydrous - BioXtra > 99 % - 1 kg

S7545-1KG-SIG - Sodium acetate anhydrous - BioXtra > 99 % - 1 kg

Sales Unit : 1

Sodium acetate trihydrate - BioXtra > 99 % - 1 kg

S7670-1KG-SIG - Sodium acetate trihydrate - BioXtra > 99 % - 1 kg

Sales Unit : 1

Sodium benzoate - Sigma - BioXtra > 99,5 % - 250 g

B3420-250G-SIG - Sodium benzoate - Sigma - BioXtra > 99,5 % - 250 g

Sales Unit : 1

Sodium dodecyl sulfate - 20% in water - BioUltra for Molecular Biology - 500 ml

05030-500ML-F-SIG - Sodium dodecyl sulfate - 20% in water - BioUltra for Molecular Biology - 500 ml

Sales Unit : 1

Sodium dodecyl sulfate (SDS) bioreagent for molecular biology >=98.5 %, 1 kg

L3771-1KG-SIG - Sodium dodecyl sulfate (SDS) bioreagent for molecular biology >=98.5 %, 1 kg

Sales Unit : 1

Sodium hydrogen phosphate heptahydrate - ACS - 98 - 102 % - 500 g

S9390-500G-SIG - Sodium hydrogen phosphate heptahydrate - ACS - 98 - 102 % - 500 g

Sales Unit : 1

Sodium Iodide - Anhydrous, Redi-Dri™, ReagentPlus®, > 99% - 100 g

793558-100G-SIG - Sodium Iodide - Anhydrous, Redi-Dri™, ReagentPlus®, > 99% - 100 g

Sales Unit : 1

Sodium nitrate - Tested for plant cell culture, > 99% - 1 kg

S5022-1KG-SIG - Sodium nitrate - Tested for plant cell culture, > 99% - 1 kg

Sales Unit : 1

Phosphate buffered saline, powder,pH 7.4, for preparing 1 L solutions, 10 bags

P3813-10PAK-SIG - Phosphate buffered saline, powder,pH 7.4, for preparing 1 L solutions, 10 bags

Sales Unit : 10

Tris Acetate-EDTA buffer (TAE) 10x concentrate, Bioreagent, for molecular biology, 1 L

T9650-1L-SIG - Tris Acetate-EDTA buffer (TAE) 10x concentrate, Bioreagent, for molecular biology, 1 L

Sales Unit : 1

TRIS Glycine buffer solution 10x concentrate, BioReagent, for molecular biology, 10 L

93015-10L-F-SIG - TRIS Glycine buffer solution 10x concentrate, BioReagent, for molecular biology, 10 L

Sales Unit : 1

Tris-Borate-EDTA buffer (TBE) 10x concentrate, BioReagent, suitable for electrophoresis, 1 L

T4415-1L-SIG - Tris-Borate-EDTA buffer (TBE) 10x concentrate, BioReagent, suitable for electrophoresis, 1 L

Sales Unit : 1

Tris-Borate-EDTA buffer (TBE) 10x concentrate, BioReagent, suitable for electrophoresis, 4 L

T4415-4L-SIG - Tris-Borate-EDTA buffer (TBE) 10x concentrate, BioReagent, suitable for electrophoresis, 4 L

Sales Unit : 1

Tris-EDTA buffer solution (TE) BioUltra, for molecular biology, pH 7.4, 100 ml

93302-100ML-SIG - Tris-EDTA buffer solution (TE) BioUltra, for molecular biology, pH 7.4, 100 ml

Sales Unit : 1

Tris-EDTA buffer solution (TE) BioUltra, for molecular biology, pH 7.4, 500 ml

93302-500ML-SIG - Tris-EDTA buffer solution (TE) BioUltra, for molecular biology, pH 7.4, 500 ml

Sales Unit : 1

Tris-Glycine-SDS Buffer 10× concentrate, 1 L

T7777-1L-SIG - Tris-Glycine-SDS Buffer 10× concentrate, 1 L

Sales Unit : 1

TEMED, BioReagent, for molecular biology, >=99 %, 50 ml

T7024-50ML-SIG - TEMED, BioReagent, for molecular biology, >=99 %, 50 ml

Sales Unit : 1

Guanidine thiocyanate for molecular biology >=99 %, 500 g

G9277-500G-SIG - Guanidine thiocyanate for molecular biology >=99 %, 500 g

Sales Unit : 1

Thiourea reagentplus >=99 %, 500 g

T7875-500G-SIG - Thiourea reagentplus >=99 %, 500 g

Sales Unit : 1

Triton x-100 for molecular biology, 100 ml

T8787-100ML-SIG - Triton x-100 for molecular biology, 100 ml

Item subject to regulation (see note**) - REAC declaration

Sales Unit : 1

Trizma base, puriss. p.a., >=99.7 %, 500 g

93350-500G-SIG - Trizma base, puriss. p.a., >=99.7 %, 500 g

Sales Unit : 1

Trizma hydrochloride, crystallin, reagent grade >=99.0 %, 500 g

T3253-500G-SIG - Trizma hydrochloride, crystallin, reagent grade >=99.0 %, 500 g

Sales Unit : 1

Trizma hydrochloride solution 1 M, pH 7.4 , BioReagent, for molecular biology,, 1 l

T2663-1L-SIG - Trizma hydrochloride solution 1 M, pH 7.4 , BioReagent, for molecular biology,, 1 l

Sales Unit : 1

Trypsine de pancréas porcin 10x concentrate sterile bioreagent, 100 ml

T4549-100ML-SIG - Trypsine de pancréas porcin 10x concentrate sterile bioreagent, 100 ml

Sales Unit : 1

Trypsin solution from porcine pancreas, BioReagent, lyophilized, 100 g

T4799-100G-SIG - Trypsin solution from porcine pancreas, BioReagent, lyophilized, 100 g

Sales Unit : 1

Tween 20. BioXtra, viscous liquid, 500 ml

P7949-500ML-SIG - Tween 20. BioXtra, viscous liquid, 500 ml

Sales Unit : 1

TWEEN 80 - 100 ml

P1754-500ML-SIG - TWEEN 80 - 100 ml

Sales Unit : 1

TWEEN 80 - Suitable for cell culture; insect culture - 100 ml

P4780-100ML-SIG - TWEEN 80 - Suitable for cell culture; insect culture - 100 ml

Sales Unit : 1

Tween 80 BioXtra, viscous liquid, 500 ml

P8074-500ML-SIG - Tween 80 BioXtra, viscous liquid, 500 ml

Sales Unit : 1

Urea - BioUltra for molecular biology, > 99,5 % - 500 g

51456-500G-SIG - Urea - BioUltra for molecular biology, > 99,5 % - 500 g

Sales Unit : 1

Urea, BioReagent, for molecular biology, 500 g

U5378-500G-SIG - Urea, BioReagent, for molecular biology, 500 g

Sales Unit : 1

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Specific terms
The sales prices displayed on this page are expressed without tax, those valid at the time of consultation, and take precedence over any price visible in a paper catalogue or in a PDF document.
The indication of the stock is not contractual: this data is in constant evolution and can vary according to the desired quantities.
*Item available on special supply: please contact us for delivery times
.** For products subject to regulation: our customer relations department will contact you after registration in order to obtain the necessary documents to finalise your order.