Merck
All Photos(1)

Documents

5310-OP

Millipore

HEPES

OmniPur® Grade, >= 99%, Free Acid

Sign Into View Organizational & Contract Pricing

Synonym(s):
HEPES, N-2-Hydroxyethylpiperazine-N′-2-ethanesulfonic acid, 4-(2-Hydroxyethyl)piperazine-1-ethanesulfonic acid, N-(2-Hydroxyethyl)piperazine-N′-(2-ethanesulfonic acid)
Empirical Formula (Hill Notation):
C8H18N2O4S
CAS Number:
Molecular Weight:
238.30
Beilstein:
883043
MDL number:
NACRES:
NA.21

Quality Level

form

fine powder

manufacturer/tradename

Calbiochem®

storage condition

OK to freeze

color

white

useful pH range

6.8-8.2

pKa (25 °C)

7.5

shipped in

ambient

storage temp.

10-30°C

SMILES string

OCCN1CCN(CC1)CCS(O)(=O)=O

InChI

1S/C8H18N2O4S/c11-7-5-9-1-3-10(4-2-9)6-8-15(12,13)14/h11H,1-8H2,(H,12,13,14)

InChI key

JKMHFZQWWAIEOD-UHFFFAOYSA-N

Looking for similar products? Visit Product Comparison Guide

Compare Similar Items

View Full Comparison

Show Differences

1 of 4

This Item
39134054457375368
vibrant-m

5310-OP

HEPES

-
vibrant-m

54457

HEPES

Premium Grade
vibrant-m

375368

HEPES

-
storage temp.

10-30°C

storage temp.

15-25°C

storage temp.

-

storage temp.

15-25°C

storage condition

OK to freeze

storage condition

OK to freeze

storage condition

-

storage condition

OK to freeze

form

fine powder

form

solid

form

powder

form

solution

color

white

color

white

color

-

color

clear colorless

manufacturer/tradename

Calbiochem®

manufacturer/tradename

Calbiochem®

manufacturer/tradename

-

manufacturer/tradename

Calbiochem®

General description



Molecular Biology grade

A260 (0.1 M, water): ≤0.05 AU
A280 (0.1 M, water): ≤0.05 AU
Assay (dried basis): ≥99
DNase: None detected
Heavy metals (as Pb): ≤0.001%
Phosphatase: None detected
pKa at 25°C: 6.80-8.20
Protease: None detected
RNase: None detected





Intended for laboratory and manufacturing use only. Not for drug, food, or household use.

Legal Information

CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany
OMNIPUR is a registered trademark of Merck KGaA, Darmstadt, Germany

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Documents related to the products that you have purchased in the past have been gathered in the Document Library for your convenience.

Visit the Document Library

Difficulty Finding Your Product Or Lot/Batch Number?

Product numbers are combined with Pack Sizes/Quantity when displayed on the website (example: T1503-25G). Please make sure you enter ONLY the product number in the Product Number field (example: T1503).

Example:

T1503
Product Number
-
25G
Pack Size/Quantity

Additional examples:

705578-5MG-PW

PL860-CGA/SHF-1EA

MMYOMAG-74K-13

1000309185

enter as 1.000309185)

Having trouble? Feel free to contact Technical Service for assistance.

Lot and Batch Numbers can be found on a product's label following the words 'Lot' or 'Batch'.

Aldrich Products

  • For a lot number such as TO09019TO, enter it as 09019TO (without the first two letters 'TO').

  • For a lot number with a filling-code such as 05427ES-021, enter it as 05427ES (without the filling-code '-021').

  • For a lot number with a filling-code such as STBB0728K9, enter it as STBB0728 without the filling-code 'K9'.

Not Finding What You Are Looking For?

In some cases, a COA may not be available online. If your search was unable to find the COA you can request one.

Request COA

Customers Also Viewed

Slide 1 of 3

1 of 3

HEPES

SAFC

PHG0001

HEPES

Sigma-Aldrich

Sigma-Aldrich

M5310

Mineral oil

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service