Government Scientific Source

Your source for innovative, indispensable lab equipment, lab supplies, and services. View their wide selection of products for scientific research and education.

FILTER PRODUCTS BY

In Stock

Covid-19 Items

Made in USA

$0~$10(0)
$10~$25(0)
$25~$50(1)
$50~$75(1)
$75~$100(1)
$100~$200(19)
$200~$300(13)
$300~$400(4)
$400~$500(4)
$500~$750(8)
$750~$1000(5)
$1000~$5000(5)
$5000~$10000(0)
$10000~$50000(0)
$50000~$100000(0)
$100000~$3000000(0)

Absorbance

(0.1M in H2O) 1 cm cell

<=0.01(0.1M solution) at 260nm

(0.1 M aq. soln.) (1 cm cell)

(0.1 M in H2O) at 0nm

0.004 max. (0.1M solution) at 280nm

0.01 max. (0.1M solution) at 280nm

0.02 max. (0.1M in water, 1cm) at 280nm

0.02 max. at 280nm

0.05 AU max. at 280nm

0.05 max. (1M solution) at 280nm

(0.1M aq. soln.)

Pass Test

Absorbance Conditions

(0.1M aq. soln.)

(0.1M in H2O)

(0.1M aq. soln.) (1 cm cell)

Additional Information

Vapor Pressure: Negligible

Appearanceof Solution

Clear

Appearance of Solution

(0.1M aq. soln.) clear, colorless

Assay Percent Range

>=99 %

>=99%

>=99.8 %

99.8 to 100.1%

>=98 %

≥99 %

99%

99+%

Arsenic As

10ppm max.

5ppm max.

0.0005% max.

Boiling Point

100°C

219°C

Calcium Ca

0.0002% max.

<=0.001%

CAS Registry Number 1

10043-35-3

16052-06-5

145224-94-8

56-40-6

64-19-7

7647-14-5

6132-04-3

1185-53-1

288-32-4

7447-40-7

75277-39-3

4432-31-9

77-86-1

5625-37-6

7365-44-8

7365-45-9

Barium Ba

1ppm max.

Buffers

Phosphate Buffer

CAS Registry Number 2

60-00-4

7558-79-4

7647-01-0

7732-18-5

7647-14-5

77-86-1

1185-53-1

6132-04-3

6381-92-6

7447-40-7

CAS Registry Number 3

7647-01-0

7732-18-5

77-86-1

60-00-4

7647-14-5

7778-77-0

7447-40-7

CAS Registry Number 4

7558-79-4

77-86-1

7732-18-5

6850-28-8

7447-40-7

CAS Registry Number 5

77-86-1

7732-18-5

7778-77-0

ChEBI

CHEBI:39005

CHEBI:44933

CHEBI:42298

CHEBI:9754

CHEBI:15428

CHEBI:16069

CHEBI:42334

CHEBI:44356

CHEBI:46758

Chem AlertStorageSymbol

Gray

Chem Alert Storage Symbol

Gray

Chemical Name or Material

HEPESsodiumsalt

MES

HEPES Sodium Salt

MES Monohydrate

Phosphate Buffered Saline

Phosphate Buffered Saline Tablets

PhosphateBufferedSaline

TRIS base

Tris hydrochloride

Tris-Acetate-EDTA

TES

Tris

EPPS buffer soln.

HEPESBuffer

Imidazole buffer soln.

Saline-Sodium Citrate

EPPS

TRIS-buffered saline

Tris-EDTA

Glycine buffer soln.

HEPES

Hepes Buffer

HEPES buffer soln.

MES buffer soln.

PIPES buffer soln.

Tris Buffered Saline

Tris(hydroxymethyl)aminomethane

Tris-Borate-EDTA

Chloride

0.150-0.170 moles/L (1X Solution)

0.136 to 0.144M

Report Moles/Liter

Color

Colorless

Orange-Yellow to White

Gray

Undesignated

Composition

2-Amino-2-(Hydroxymethyl)-1,3-Propanediol, Tris (hydroxymethyl) Aminomethane, Tris Base, THAM, Trimethylol Aminomethane, Trometamol

Sodium Chloride, Potassium Chloride

Concentrationor CompositionbyAnalyte orComponents

10X solution contains 1.37M Sodium Chloride, 0.027M Potassium Chloride, and 0.25M Tris/Tris-HCl.

Sodium Chloride (81%), Sodium Phosphate Dibasic (≈14%), Potassium Phosphate Monobasic (≈3.0%), and Potassium Chloride (≈2%)

Sodium Chloride (17.5%) and Sodium Citrate Dihydrate (8.8%).

Sodium Chloride (81%), Sodium Phosphate Dibasic (≈14%), Potassium Phosphate Monobasic (≈3.0%), and Potassium Chloride (≈2%).

1.37M Sodium Chloride, 0.027M Potassium Chloride, and 0.119M Phosphate Buffer

Concentrationor CompositionbyAnalyteorComponents

1.37M Sodium Chloride, 0.027M Potassium Chloride, and 0.119M Phosphate Buffer

Tris (24%), Acetic Acid (5.0%), and EDTA (<2%).

Conductivity

750 to 1250µmhos/cm

14000 to 17800µmhos/cm

14000-17000 ?S/cm (1X solution)

Concentration

0.5M buffer soln.

0.95 to 1.05M

0.96 to 1.04M

Dry Blend

0.2M buffer soln.

1.0M buffer soln.

10 X

10X

2.9 to 3.1M

Concentration

Concentration or CompositionbyAnalyteorComponents

1.37M Sodium Chloride, 0.027M Potassium Chloride, and 0.119M Phosphate Buffer

Sodium Chloride (81%), Sodium Phosphate Dibasic (≈14%), Potassium Phosphate Monobasic (≈3.0%), and Potassium Chloride (≈2%).

Tris (24%), Acetic Acid (5.0%), and EDTA (<2%).

Tris (<5.0%), Acetic Acid (1.0%), and EDTA (<1%).

COLOR

White

Content AndStorage

Store in original container protected from direct sunlight in a dry, cool and well-ventilated area, between the following temperatures: 20 to 25°C.

Copper Cu

0.0001% max.

1ppm max.

D Nase

DNase free

D NaseRNaseProteaseact

None detected

Concentrationor Composition by Analyteor Components

1.37M Sodium Chloride, 0.027M Potassium Chloride, and 0.119M Phosphate Buffer

Conductivity

14000 to 17800μmhos/cm

Diameter

5/8 in.

Dissolution Time

600 SEC max.

DNase

DNase free

EINECS Number

224-632-3

DNase RNase Proteaseact

none detected

DNaseRNaseProteaseact

not detected

Electrophoresis

Pass Test

Filtered Through

Filtered through a 0.2-micron filter.

Filtered through a 5-micron filter.

Filtered through a 2-5 micron filter.

Endotoxin

0.06 EU/mg max.

Formula Weight

121.14

260.27

213.2

252.33

238.3

213.25

238.197

Form

powder

Format

Liquid

Formula Weight

157.6

195.24

213.26

229.25

260.29

Grade

Molecular Biology

Biochemical

Electrophoresis; Molecular Biology

Certified ACS

Electrophoresis

Health Hazard 1

H315-H318-H360D

H315-H319-H335

Warning

Health Hazard 2

GHS H Statement
H318-H315
Causes serious eye damage.
Causes skin irritation.

WARNING!

CAUTION!

GHS H Statement:
May cause respiratory irritation.
Causes skin irritation.
Causes serious eye irritation.

GHS H Statement
H315-H319-H335
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.

GHS H Statement:
Causes skin irritation.
May cause respiratory irritation.
Causes serious eye irritation.

GHS H Statement
H315-H319
Causes skin irritation.
Causes serious eye irritation.

Health Hazard 3

Emergency Overview
Harmful if swallowed. Wear personal protective equipment. Ensure adequate ventilation. Do not get in eyes, on skin, or on clothing. Avoid ingestion and inhalation. Use personal protective equipment. Wash off immediately with

GHS P Statement:
Avoid breathing dust/fume/gas/mist/vapors/spray.
IF ON SKIN: Wash with plenty of soap and water.
Wear protective gloves/protective clothing/eye protection/face protection.
IF IN EYES: Rinse cautiously with water fo

GHS P Statement
P280-P305+P351+P338-P362-P321-P332+P313-P337+P313
Wear protective gloves/protective clothing/eye protection/face protection.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present

Emergency Overview
May cause eye, skin, and respiratory tract irritation. Avoid contact with skin and eyes. Do not breathe dust. Do not breathe vapors or spray mist. Wash off immediately with soap and plenty of water removing all contaminated

Emergency Overview
May cause eye, skin, and respiratory tract irritation. Hygroscopic. Use personal protective equipment. Ensure adequate ventilation. Wash off immediately with plenty of water for at least 15 minutes. Get medical attention imm

Emergency Overview
Causes eye, skin, and respiratory tract irritation. Use personal protective equipment. Ensure adequate ventilation. Wash off immediately with plenty of water for at least 15 minutes. Obtain medical attention. Rinse immediate

P201-P202-P264b-P281-P302+P352-P305+P351+P338-P308+P313-P310-P332+P313-P362-P501c

P261-P264b-P271-P280-P302+P352-P304+P340-P305+P351+P338-P312-P332+P313-P362-P501c

Emergency Overview
May cause eye, skin, and respiratory tract irritation. Use personal protective equipment. Ensure adequate ventilation. Wash off immediately with plenty of water for at least 15 minutes. Get medical attention immediately if s

Emergency Overview
May cause eye, skin, and respiratory tract irritation. Wear personal protective equipment. Ensure adequate ventilation. Do not breathe vapors or spray mist. Avoid contact with skin, eyes and clothing. Wash off immediately wi

GHS P Statement:
Avoid breathing dust/fume/gas/mist/vapors/spray.
Wash face, hands and any exposed skin thoroughly after handling.
IF ON SKIN: Wash with plenty of soap and water.
Wear protective gloves/protective clothing/eye prote

Heavy MetalsasPb

5ppm max.

Heavy Metals as Pb

5ppm max.

0.001% max.

Identification

Pass Test

InChIKey

LENZDBCJOHFCAS-UHFFFAOYSA-N

NLJMYIDDQXHKNR-UHFFFAOYSA-K

QKNYBSVHEMOAJP-UHFFFAOYSA-N

IHPYMWDTONKSCO-UHFFFAOYSA-N

DHMQDGOQFOQNFH-UHFFFAOYSA-N

RAXXELZNTBOGNW-UHFFFAOYSA-N

MIIIXQJBDGSIKL-UHFFFAOYSA-N

JKMHFZQWWAIEOD-UHFFFAOYSA-N

JOCBASBOOFNAJA-UHFFFAOYSA-N

OWXMKDGYPWMGEB-UHFFFAOYSA-N

RDZTWEVXRGYCFV-UHFFFAOYSA-M

SXGZJKUKBWWHRA-UHFFFAOYSA-N

Insoluble Matter

0.005% max.

Iron Fe

0.0001% max.

2ppm max.

5ppm max.

Infrared Spectrum

Authentic

IUPAC Name

2-amino-2-(hydroxymethyl)propane-1,3-diol

2-aminoacetic acid

2-[4-(2-hydroxyethyl)piperazin-1-yl]ethanesulfonic acid

2-morpholin-4-ylethanesulfonic acid;hydrate

3-[4-(2-hydroxyethyl)piperazin-1-yl]propane-1-sulfonic acid

sodium;2-[4-(2-hydroxyethyl)piperazin-1-yl]ethanesulfonate

2-[[1,3-dihydroxy-2-(hydroxymethyl)propan-2-yl]amino]ethanesulfonic acid

2-[4-(2-sulfoethyl)piperazin-1-yl]ethanesulfonic acid

1H-imidazole

2-amino-2-(hydroxymethyl)propane-1,3-diol;hydrochloride

2-morpholin-4-ylethanesulfonic acid

Lead Pb

1ppm max.

0.0001% max.

5ppm max.

Linear Formula

(HOCH2)3CNHCH2CH2SO3H

H2NC(CH2OH)3

OCH2CH2NCH2CH2(CH2CH2SO3H)

H2NC(CH2OH)3·HCl

Magnesium Mg

0.0005% max.

10ppm max.

<=10ppm

Loss on Drying

1% max.

3.0% max.

Manganese Mn

1ppm max.

Melting Point

223.0°C to 225.0°C

168.5°C

300°C

>300.0°C

0°C

150°C

248.0°C

Merck Index Reference

15, 9951

15, 4689

15, 9319

15, 5972

MFCD Number

MFCD00006158

MFCD00006159

MFCD00007532

MFCD00005183

MFCD00006160

MFCD00283848

MFCD00006181

MFCD00004679

MFCD00008131

MFCD00036463

MFCD00678198

MFCD00149409

Moisture

7.9 to 9.1%

Molecular Formula

C6H15NO5S

C6H15NO6S

C3H4N2

C4H11NO3

C6H13NO4S

C8H18N2O6S2

C₈H₁₈N₂O₄S

C2H5NO2

C4H12ClNO3

C8H18N2O4S

C9H20N2O4S

C6H9Na3O9

C8H17N2NaO4S

Molecular Weight

121.136

157.594

195.233

229.247

260.284

302.36

75.067

68.079

238.302

213.248

294.10

252.329

260.29

Name Note

1X Powder Concentrate

20X Solution

50X Solution

10X Solution

1M Solution, pH 7.3

1X Solution, pH 7.4

99+%

For biochemistry

0.2 micron filtered

1M Solution, pH 7.5

1M Solution, pH 8.0

1X Solution

with 0.5% Tween 20

10X Powder Concentrate

1X Solution, pH 8.0

Usage: One tablet dissolved in 200mL water yields 0.01M phosphate buffer, 0.0027M KCl, and 0.137M NaCl, pH 7.4 at 25°C

Odor

Odorless

p H

4.7 pH

7.2 pH

p Ka

5.89 to 6.29 (at 25°C)

7.3 to 7.7 (at 25°C)

7.45 to 7.65 (at 25°C)

Packaging

Foil Pack

Glass Bottle

Nalgene Poly Bottle

Plastic Bottle

Poly Bottle

Poly CUBE

Poly Pail

Percent Purity

≥99%

>=99.8%

>=98%

99%

>=98.5%

>=99%

0.996

99.8 to 100.1%

4 to 8 (0.1M soln. at 20°C)

5.0

5.0 to 15.0 (1% soln.)

8.0

7.3 to 7.5

9.0

2.5

2.5 to 4.0 (1%, H2O, 25°C)

3.5 to 4.1

3.5 to 5.0

5 to 6 (10% w/v soln. at 20°C)

5.0 to 6.5

6.0

7.2 to 7.5

7.2 to 7.6

7.5

8.2 to 8.4

10.4

7.4 to 8.1

Physical Form

Crystalline Powder

Powder, Crystals or Flakes

Viscous Liquid

Powder

Solid

Liquid

Powder/Solid

PhysicalForm

Liquid

Crystals; Crystalline Powder

Solid

pKa

7.45 to 7.65 (at 25°C)

Product Line

BupH

Product Type

MES Buffered Saline Pack

Phosphate-Buffered Saline

PBS Pack

Protease

Protease free

Pub Chem CID

93573

16218417

2724248

23831

6503

795

81831

79723

85255

750

78165

Purity GradeNotes

DNase-, RNase- and Protease-Free

DNase- and RNase-Free

Quantity

1kg

20L

500g

100 tablets

40 Pack

100g

50g

50L

250mL

500mL

10 Pack

10L

Purity Grade Notes

DNase-, RNase- and Protease-Free

Recommended Storage

Keep cold

Room Temperature

Keep in a dry, cool and well-ventilated place. Keep container tightly closed.

Ambient temperatures

PurityGrade Notes

DNase-, RNase- and Protease-Free

Quantity

100mL

2 x 1L

5kg

SMILES

C(C(CO)(CO)N)O.Cl

C1CN(CCN1CCS(=O)(=O)O)CCS(=O)(=O)O

C(CS(=O)(=O)O)NC(CO)(CO)CO

C1CN(CCN1CCCS(=O)(=O)O)CCO

C1COCCN1CCS(=O)(=O)O

C1COCCN1CCS(=O)(=O)O.O

C(C(CO)(CO)N)O

C1CN(CCN1CCO)CCS(=O)(=O)O

C(C(=O)O)N

C1=CN=CN1

C1CN(CCN1CCO)CCS(=O)(=O)[O-].[Na+]

Solubility

Solubility in water: soluble.

Solubility Information

Fully misicible in water. Soluble in water (0.05 M),giving a clear,colorless solution (the resulting solution has a pH of approximately 4.5-4.7). 10 g will dissolve in 40 mL of 0.1 N NaOH.

Miscible with water.

Fully miscible.

It is soluble in water.

Soluble in water (0.5 M at 20°C).

Soluble in water (100mg/ml),and acetone (slightly soluble). Insoluble in alcohol,and ether.

SolutionType

Phosphate Buffered Saline

Fisher Bio Reagent Solution

Solubility

Solubility in water: 10g/100mL.

Soluble in water

Synonym

2-(N-Morpholino)ethanesulfonic acid

2-[Tris(hydroxymethyl)methylamino]-1-ethanesulfonic acid

SSC Buffer

TAE

Tris-HCl

Trometamol

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

TBS

Tris(hydroxymethyl)aminomethane Hydrochloride

2-(4-Morpholino)ethane Sulfonic Acid

2-[4-(2-Hydroxyethyl)-1-piperazine]ethanesulfonic acid sodium salt

HEPPS

2-(N-Morpholino)ethanesulfonic acid monohydrate

2-[N-morpholino]ethanesulfonic acid

N-(2-Hydroxyethyl)piperazine-N«-2-ethanesulfonic Acid

3-[4-(2-Hydroxyethyl)-1-piperazine]propanesulfonic acid

tbe

PBS

Solution Type

Fisher Bio Reagent Solution

TSCA

Yes

Vapor Density

>1.00g/mol

Water

2% max.

8.0 to 9.0% (K.F.)

1% max.

3% max. (K.F.)

T LC

Single spot

Total Weight

1814.5 to 2005.5mg/Tablet

Wtof SolidinPack

98.8 +/- 1.5 or 496 +/- 4g

97.3 to 100.3g

Zinc Zn

0.0001% max.

If you are viewing this page as a nonregistered user, the price(s) displayed is list price. To view your customer-specific pricing, log in or become a registered user here.