Biological Buffers

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Imidazole

Hazmat

Purity:

≥ 99% (Assay)

Synonym:

1,3-Diaza-2,4-cyclopentadiene

Hazmat

Catalog Number:

00418

CAS Number:

288-32-4

Purity Limit:

≥ 99% (Assay)

MDL NO:

MFCD00005183

Molecular Formula:

C₃H₄N₂

Molecular Weight:

68.08

Specification Sheet SDS
2-Amino-2-(hydroxymethyl)-1,3-propanediol

Grade:

Molecular biology grade

Purity:

≥ 99% (Assay by titration)

Synonym:

Tris(hydroxymethyl)aminomethane

Catalog Number:

00301

Grade:

Molecular biology grade

CAS Number:

77-86-1

Purity Limit:

≥ 99% (Assay by titration)

MDL NO:

MFCD00004679

Molecular Formula:

C₄H₁₁NO₃

Molecular Weight:

121.1

Specification Sheet SDS
MES Monohydrate

Purity:

≥ 99.5% (Assay by titration)

Synonym:

2-(N-Morpholino)ethanesulfonic acid monohydrate

Catalog Number:

21885

CAS Number:

145224-94-8

Purity Limit:

≥ 99.5% (Assay by titration)

MDL NO:

MFCD00149409

Molecular Formula:

C₆H₁₃NO₄S·H₂O

Molecular Weight:

213.25

Specification Sheet SDS
L(+)-Tartaric acid

Grade:

ACS reagent

Purity:

≥ 99% (Assay by titration)

Synonym:

L-2,3-Dihydroxybutanedioic acid

Catalog Number:

01635

Grade:

ACS reagent

CAS Number:

87-69-4

Purity Limit:

≥ 99% (Assay by titration)

MDL NO:

MFCD00064207

Molecular Formula:

C₄H₆O₆

Molecular Weight:

150.09

Specification Sheet SDS
3-N-Morpholinopropanesulfonic acid

Grade:

Molecular biology grade

Purity:

≥ 99.5% (Titration)

Synonym:

3-Morpholinopropanesulfonic acid

Catalog Number:

29811

Grade:

Molecular biology grade

CAS Number:

1132-61-2

Purity Limit:

≥ 99.5% (Titration)

MDL NO:

MFCD00006183

Molecular Formula:

C₇H₁₅NO₄S

Molecular Weight:

209.3

Specification Sheet SDS
4-(2-Hydroxyethyl)-1-piperazineethanesulfonic acid

Purity:

99 - 101% (Assay by titration)

Synonym:

HEPES

Catalog Number:

00174

CAS Number:

7365-45-9

Purity Limit:

99 - 101% (Assay by titration)

MDL NO:

MFCD00006158

Molecular Formula:

C₈H₁₈N₂O₄S

Molecular Weight:

238.3

Specification Sheet SDS
2,2-Bis(hydroxymethyl)-2,2',2"-nitrilotriethanol

Purity:

≥ 99% (Assay by titration)

Synonym:

Bis-Tris buffer

Catalog Number:

00034

CAS Number:

6976-37-0

Purity Limit:

≥ 99% (Assay by titration)

MDL NO:

MFCD00002853

Molecular Formula:

C₈H₁₉NO₅

Molecular Weight:

209.24

Specification Sheet SDS
4-(2-Hydroxyethyl)-1-piperazineethanesulfonic acid

Grade:

Molecular biology grade

Purity:

99 - 101% (Assay by titration)

Synonym:

HEPES

Catalog Number:

37111

Grade:

Molecular biology grade

CAS Number:

7365-45-9

Purity Limit:

99 - 101% (Assay by titration)

MDL NO:

MFCD00006158

Molecular Formula:

C₈H₁₈N₂O₄S

Molecular Weight:

238.3

Specification Sheet SDS
Potassium hydrogen phthalate, acidimetric standard

Grade:

ACS reagent

Purity:

99 - 100% (Assay by titration, dry basis)

Synonym:

Phthalic acid potassium salt

Catalog Number:

01969

Grade:

ACS reagent

CAS Number:

877-24-7

Purity Limit:

99 - 100% (Assay by titration, dry basis)

MDL NO:

MFCD00013070

Molecular Formula:

C₈H₅O₄K

Molecular Weight:

204.23

Specification Sheet SDS
2-Amino-2-(hydroxymethyl)-1,3-propanediol hydrochloride

Purity:

≥ 98% (Assay)

Synonym:

Tris(hydroxymethyl)aminomethane hydrochloride

Catalog Number:

00299

CAS Number:

1185-53-1

Purity Limit:

≥ 98% (Assay)

MDL NO:

MFCD00012590

Molecular Formula:

C₄H₁₁NO₃·HCl

Molecular Weight:

157.6

Specification Sheet SDS
MES hydrate

Grade:

suitable for cell culture

Purity:

≥ 99.5% (Assay by titration)

Synonym:

2-(N-Morpholino)ethanesulfonic acid hydrate

Catalog Number:

38766

Grade:

suitable for cell culture

CAS Number:

1266615-59-1

Purity Limit:

≥ 99.5% (Assay by titration)

MDL NO:

MFCD00149409

Molecular Formula:

C₆H₁₃NO₄S·xH₂O

Molecular Weight:

195.24

Specification Sheet SDS
2-Amino-2-(hydroxymethyl)-1,3-propanediol

Purity:

≥ 99.5% (Assay by titration)

Synonym:

tris(Hydroxymethyl)aminomethane

Catalog Number:

30136

CAS Number:

77-86-1

Purity Limit:

≥ 99.5% (Assay by titration)

MDL NO:

MFCD00004679

Molecular Formula:

C₄H₁₁NO₃

Molecular Weight:

121.1

Specification Sheet SDS
N-(2-Acetamido)-2-iminodiacetic acid

Purity:

99 - 100% (Assay by titration)

Synonym:

ADA

Catalog Number:

01150

CAS Number:

26239-55-4

Purity Limit:

99 - 100% (Assay by titration)

MDL NO:

MFCD00008031

Molecular Formula:

C₆H₁₀N₂O₅

Molecular Weight:

190.2

Specification Sheet SDS
N,N-bisHydroxyethyl)-2-aminoethanesulfonic acid

Purity:

99 - 100% (Assay by titration)

Synonym:

BES

Catalog Number:

01157

CAS Number:

10191-18-1

Purity Limit:

99 - 100% (Assay by titration)

MDL NO:

MFCD00007533

Molecular Formula:

C₆H₁₅NO₅S

Molecular Weight:

213.25

Specification Sheet SDS
Tris(hydroxymethyl)aminomethane

Grade:

ACS reagent

Purity:

99.8 - 100.1% (Assay by titration)

Synonym:

2-Amino-2-(hydroxymethyl)-1,3-propanediol

Catalog Number:

00298

Grade:

ACS reagent

CAS Number:

77-86-1

Purity Limit:

99.8 - 100.1% (Assay by titration)

MDL NO:

MFCD00004679

Molecular Formula:

C₄H₁₁NO₃

Molecular Weight:

121.1

Specification Sheet SDS
2-Morpholinoethanesulfonic acid Low moisture content

Purity:

≥ 99% (Assay by titration)

Synonym:

2-(N-Morpholino)ethanesulfonic acid

Catalog Number:

00211

CAS Number:

4432-31-9

Purity Limit:

≥ 99% (Assay by titration)

MDL NO:

MFCD00006181

Molecular Formula:

C₆H₁₃NO₄S

Molecular Weight:

195.24

Specification Sheet SDS
HEPBS

Purity:

≥ 99% (Assay by titration)

Synonym:

N-(2-Hydroxyethyl)piperazine-N'-(4-butanesulfonic acid)

Catalog Number:

38789

CAS Number:

161308-36-7

Purity Limit:

≥ 99% (Assay by titration)

MDL NO:

MFCD00677124

Molecular Formula:

C₁₀H₂₂N₂O₄S

Molecular Weight:

266.36

Specification Sheet SDS
MOPS

Grade:

Suitable for cell culture

Purity:

≥ 99% (Assay by titration)

Synonym:

3-Morpholinopropanesulfonic acid

Catalog Number:

38769

Grade:

Suitable for cell culture

CAS Number:

1132-61-2

Purity Limit:

≥ 99% (Assay by titration)

MDL NO:

MFCD00006183

Molecular Formula:

C₇H₁₅NO₄S

Molecular Weight:

209.3

Specification Sheet SDS
Trizma base

Grade:

suitable for cell culture

Purity:

≥ 99.9% (Assay by titration on dried basis)

Synonym:

Trometamol

Catalog Number:

38781

Grade:

suitable for cell culture

CAS Number:

77-86-1

Purity Limit:

≥ 99.9% (Assay by titration on dried basis)

MDL NO:

MFCD00004679

Molecular Formula:

C₄H₁₁NO₃

Molecular Weight:

121.1

Specification Sheet SDS
Potassium phosphate monobasic powder

Grade:

suitable for cell culture

Purity:

≥ 99% (Assay by titration)

Synonym:

Monopotassium phosphate

Catalog Number:

38773

Grade:

suitable for cell culture

CAS Number:

7778-77-0

Purity Limit:

≥ 99% (Assay by titration)

MDL NO:

MFCD00011401

Molecular Formula:

KH₂PO₄

Molecular Weight:

136.09

Specification Sheet SDS
HEPES

Grade:

Suitable for cell culture

Purity:

≥ 99.5% (Assay by titration)

Synonym:

N-(2-Hydroxyethyl)piperazine-N'-(2-ethanesulfonic acid)

Catalog Number:

38765

Grade:

Suitable for cell culture

CAS Number:

7365-45-9

Purity Limit:

≥ 99.5% (Assay by titration)

MDL NO:

MFCD00006158

Molecular Formula:

C₈H₁₈N₂O₄S

Molecular Weight:

238.3

Specification Sheet SDS
Boric acid

Grade:

suitable for cell culture

Purity:

≥ 99% (Assay by titration)

Synonym:

Boracic acid

Catalog Number:

38758

Grade:

suitable for cell culture

CAS Number:

10043-35-3

Purity Limit:

≥ 99% (Assay by titration)

MDL NO:

MFCD00011337

Molecular Formula:

H₃BO₃

Molecular Weight:

61.83

Specification Sheet SDS
2-Amino-2-(hydroxymethyl)-1,3-propanediol hydrochloride

Grade:

Molecular Biology Grade

Purity:

≥ 99% (Assay by titration)

Synonym:

Tris(hydroxymethyl)aminomethane hydrochloride

Catalog Number:

37454

Grade:

Molecular Biology Grade

CAS Number:

1185-53-1

Purity Limit:

≥ 99% (Assay by titration)

MDL NO:

MFCD00012590

Molecular Formula:

C₄H₁₁NO₃·HCl

Molecular Weight:

157.6

Specification Sheet SDS
2-(Cyclohexylamino)ethanesulfonic acid

Purity:

≥ 99% (Titration)

Synonym:

CHES

Catalog Number:

01163

CAS Number:

103-47-9

Purity Limit:

≥ 99% (Titration)

MDL NO:

MFCD00003835

Molecular Formula:

C₈H₁₇NO₃S

Molecular Weight:

207.29

Specification Sheet SDS
2-Amino-2-(hydroxymethyl)-1,3-propanediol

Purity:

99.8-100.1% (Assay, dried basis)

Synonym:

Tris(hydroxymethyl)aminomethane

Catalog Number:

00679

CAS Number:

77-86-1

Purity Limit:

99.8-100.1% (Assay, dried basis)

MDL NO:

MFCD00004679

Molecular Formula:

C₄H₁₁NO₃

Molecular Weight:

121.1

Specification Sheet SDS
3-N-Morpholinopropanesulfonic acid

Purity:

≥ 99.5% (Titration, Dried basis)

Synonym:

3-Morpholinopropanesulfonic acid

Catalog Number:

00217

CAS Number:

1132-61-2

Purity Limit:

≥ 99.5% (Titration, Dried basis)

MDL NO:

MFCD00006183

Molecular Formula:

C₇H₁₅NO₄S

Molecular Weight:

209.3

Specification Sheet SDS
Piperazine-N,N'-bis(2-ethanesulfonic acid)

Purity:

≥ 99% (Assay by titration)

Synonym:

1,4-Piperazinediethanesulfonic acid

Catalog Number:

00313

CAS Number:

5625-37-6

Purity Limit:

≥ 99% (Assay by titration)

MDL NO:

MFCD00006159

Molecular Formula:

C₈H₁₈N₂O₆S₂

Molecular Weight:

302.37

Specification Sheet SDS
N-tris(Hydroxymethyl)methyl-2-aminoethane-sulfonic acid

Purity:

≥ 99% (Assay by titration)

Synonym:

TES

Catalog Number:

00286

CAS Number:

7365-44-8

Purity Limit:

≥ 99% (Assay by titration)

MDL NO:

MFCD00007532

Molecular Formula:

C₆H₁₅NO₆S

Molecular Weight:

229.25

Specification Sheet SDS
4-(2-Hydroxyethyl)-1-piperazineethanesulfonic acid sodium salt

Purity:

≥ 99% (Assay by titration)

Synonym:

HEPES sodium salt

Catalog Number:

00175

CAS Number:

75277-39-3

Purity Limit:

≥ 99% (Assay by titration)

MDL NO:

MFCD00036463

Molecular Formula:

C₈H₁₇N₂O₄SNa

Molecular Weight:

260.3

Specification Sheet SDS
N-(2-Acetamido)-2-aminoethanesulfonic acid

Purity:

≥ 99% (titration)

Synonym:

Aces buffer

Catalog Number:

00002

CAS Number:

7365-82-4

Purity Limit:

≥ 99% (titration)

MDL NO:

MFCD00008030

Molecular Formula:

C₄H₁₀N₂O₄S

Molecular Weight:

182.2

Specification Sheet SDS
Bicine

Purity:

98 - 101% (Assay by titration)

Synonym:

N,N-Bis(2-hydroxyethyl)glycine

Catalog Number:

00032

CAS Number:

150-25-4

Purity Limit:

98 - 101% (Assay by titration)

MDL NO:

MFCD00004295

Molecular Formula:

C₆H₁₃NO₄

Molecular Weight:

163.2

Specification Sheet SDS
MES

Grade:

Suitable for cell culture

Purity:

≥ 99% (Assay by titration)

Synonym:

2-(N-Morpholino)ethanesulfonic acid

Catalog Number:

42457

Grade:

Suitable for cell culture

CAS Number:

4432-31-9

Purity Limit:

≥ 99% (Assay by titration)

MDL NO:

MFCD00006181

Molecular Formula:

C₆H₁₃NO₄S

Molecular Weight:

195.24

Specification Sheet SDS
MES sodium salt

Grade:

suitable for cell culture

Purity:

≥ 99% (Assay by titration , HPLC)

Synonym:

2-Morpholinoethanesulfonic acid sodium salt

Catalog Number:

38767

Grade:

suitable for cell culture

CAS Number:

71119-23-8

Purity Limit:

≥ 99% (Assay by titration , HPLC)

MDL NO:

MFCD00065473

Molecular Formula:

C₆H₁₂NO₄SNa

Molecular Weight:

217.2

Specification Sheet SDS
HEPES sodium salt

Grade:

suitable for cell culture

Purity:

≥ 99% (Assay by titration)

Synonym:

N-(2-Hydroxyethyl)piperazine-N'-(2-ethanesulfonic acid) sodium salt

Catalog Number:

38764

Grade:

suitable for cell culture

CAS Number:

75277-39-3

Purity Limit:

≥ 99% (Assay by titration)

MDL NO:

MFCD00036463

Molecular Formula:

C₈H₁₇N₂O₄SNa

Molecular Weight:

260.3

Specification Sheet SDS
Tricine

Grade:

suitable for cell culture

Purity:

≥ 99% (Assay by titration)

Synonym:

N-[2-Hydroxy-1,1-bis(hydroxymethyl)ethyl]glycine

Catalog Number:

38780

Grade:

suitable for cell culture

CAS Number:

5704-04-1

Purity Limit:

≥ 99% (Assay by titration)

MDL NO:

MFCD00004277

Molecular Formula:

C₆H₁₃NO₅

Molecular Weight:

179.2

Specification Sheet SDS
MOPS sodium salt

Grade:

suitable for cell culture

Purity:

≥ 99% (Assay by titration , HPLC)

Synonym:

3-N-Morpholinopropanesulfonic acid sodium salt

Catalog Number:

38768

Grade:

suitable for cell culture

CAS Number:

71119-22-7

Purity Limit:

≥ 99% (Assay by titration , HPLC)

MDL NO:

MFCD00064350

Molecular Formula:

C₇H₁₄NO₄SNa

Molecular Weight:

231.2

Specification Sheet SDS
Trizma hydrochloride

Grade:

Suitable for cell culture

Purity:

99 - 100% (Assay by titration)

Synonym:

2-Amino-2-(hydroxymethyl)-1,3-propanediol hydrochloride

Catalog Number:

38782

Grade:

Suitable for cell culture

CAS Number:

1185-53-1

Purity Limit:

99 - 100% (Assay by titration)

MDL NO:

MFCD00012590

Molecular Formula:

C₄H₁₂ClNO₃

Molecular Weight:

157.6

Specification Sheet SDS
Bis-tris hydrochloride

Purity:

≥ 99% (Assay by titration)

Synonym:

2,2-Bis(hydroxymethyl)-2,2',2″-nitrilotriethanol

Catalog Number:

38786

CAS Number:

124763-51-5

Purity Limit:

≥ 99% (Assay by titration)

MDL NO:

MFCD00171252

Molecular Formula:

C₈H₂₀ClNO₅

Molecular Weight:

245.7

Specification Sheet SDS
Ammonium citrate tribasic

Grade:

FCC

Purity:

≥ 99% (Assay)

Synonym:

Citric acid triammonium salt

Catalog Number:

38785

Grade:

FCC

CAS Number:

3458-72-8

Purity Limit:

≥ 99% (Assay)

MDL NO:

MFCD00036406

Molecular Formula:

C₆H₁₇N₃O₇

Molecular Weight:

243.22

Specification Sheet SDS
MES hydrate

Purity:

≥ 99.5% (Assay by titration)

Synonym:

2-(N-Morpholino)ethanesulfonic acid hydrate

Catalog Number:

38790

CAS Number:

1266615-59-1

Purity Limit:

≥ 99.5% (Assay by titration)

MDL NO:

MFCD00149409

Molecular Formula:

C₆H₁₃NO₄S·xH₂O

Molecular Weight:

195.24

Specification Sheet SDS
Sodium phosphate monobasic

Grade:

suitable for cell culture

Purity:

≥ 99% (Assay by titration)

Synonym:

Monosodium phosphate

Catalog Number:

38776

Grade:

suitable for cell culture

CAS Number:

7558-80-7

Purity Limit:

≥ 99% (Assay by titration)

MDL NO:

MFCD00003527

Molecular Formula:

NaH₂PO₄

Molecular Weight:

120.0

Specification Sheet SDS
PIPES

Grade:

suitable for cell culture

Purity:

≥ 99% (Assay by titration , HPLC)

Synonym:

1,4-Piperazinediethanesulfonic acid

Catalog Number:

38770

Grade:

suitable for cell culture

CAS Number:

5625-37-6

Purity Limit:

≥ 99% (Assay by titration , HPLC)

MDL NO:

MFCD00006159

Molecular Formula:

C₈H₁₈N₂O₆S₂

Molecular Weight:

302.37

Specification Sheet SDS
Sodium acetate powder

Grade:

suitable for cell culture

Purity:

≥ 99% (Assay by titration)

Synonym:

Acetic acid sodium salt

Catalog Number:

38774

Grade:

suitable for cell culture

CAS Number:

127-09-3

Purity Limit:

≥ 99% (Assay by titration)

MDL NO:

MFCD00012459

Molecular Formula:

C₂H₃O₂Na

Molecular Weight:

82.03

Specification Sheet SDS
AMPSO

Purity:

≥ 99% (Assay by titration)

Synonym:

N-(1,1-Dimethyl-2-hydroxyethyl)-3-amino-2-hydroxypropanesulfonic acid

Catalog Number:

38784

CAS Number:

68399-79-1

Purity Limit:

≥ 99% (Assay by titration)

MDL NO:

MFCD00041777

Molecular Formula:

C₇H₁₇NO₅S

Molecular Weight:

227.28

Specification Sheet SDS
BES

Grade:

Suitable for cell culture

Purity:

≥ 99% (Assay by titration)

Synonym:

2-[bis(2-Hydroxyethyl)amino]ethanesulfonic acid

Catalog Number:

38755

Grade:

Suitable for cell culture

CAS Number:

10191-18-1

Purity Limit:

≥ 99% (Assay by titration)

MDL NO:

MFCD00007533

Molecular Formula:

C₆H₁₅NO₅S

Molecular Weight:

213.25

Specification Sheet SDS
Gly-Gly

Grade:

suitable for cell culture

Purity:

98.0 - 100.5% (Assay by titration)

Synonym:

Glycylglycine

Catalog Number:

38763

Grade:

suitable for cell culture

CAS Number:

556-50-3

Purity Limit:

98.0 - 100.5% (Assay by titration)

MDL NO:

MFCD00008130

Molecular Formula:

C₄H₈N₂O₃

Molecular Weight:

132.12

Specification Sheet SDS
Sodium phosphate dibasic

Grade:

suitable for cell culture

Purity:

≥ 99% (Assay by titration)

Synonym:

Sodium phosphate dibasic

Catalog Number:

38775

Grade:

suitable for cell culture

CAS Number:

7558-79-4

Purity Limit:

≥ 99% (Assay by titration)

MDL NO:

MFCD00003496

Molecular Formula:

Na₂HPO₄

Molecular Weight:

141.96

Specification Sheet SDS
TES

Grade:

suitable for cell culture

Purity:

≥ 99% (Assay by titration , HPLC)

Synonym:

2-[(2-Hydroxy-1,1-bis(hydroxymethyl)ethyl)amino]ethanesulfonic acid

Catalog Number:

38779

Grade:

suitable for cell culture

CAS Number:

7365-44-8

Purity Limit:

≥ 99% (Assay by titration , HPLC)

MDL NO:

MFCD00007532

Molecular Formula:

C₆H₁₅NO₆S

Molecular Weight:

229.25

Specification Sheet SDS
TAPS

Grade:

suitable for cell culture

Purity:

≥ 99% (Assay by titration)

Synonym:

[2-Hydroxy-1,1-bis(hydroxymethyl)ethyl]amino-1-propanesulfonic acid

Catalog Number:

38778

Grade:

suitable for cell culture

CAS Number:

29915-38-6

Purity Limit:

≥ 99% (Assay by titration)

MDL NO:

MFCD00007538

Molecular Formula:

C₇H₁₇NO₆S

Molecular Weight:

243.28

Specification Sheet SDS
TAPS sodium salt

Grade:

suitable for cell culture

Purity:

≥ 99% (Assay by titration)

Synonym:

N-tris(Hydroxymethyl)methyl-3-aminopropanesulfonic acid sodium salt

Catalog Number:

38777

Grade:

suitable for cell culture

CAS Number:

91000-53-2

Purity Limit:

≥ 99% (Assay by titration)

MDL NO:

MFCD00069903

Molecular Formula:

C₇H₁₆NO₆SNa

Molecular Weight:

265.3

Specification Sheet SDS

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