M1503

MES monohydrate

CAS number 145224-94-8
Molecular weight C6H13NO4S.H2O = 213.2
pKa (20 C.) 5.9 - 6.3
pH range 5.5 - 6.7
Assay > 99 %
Moisture < 0.5 %
pH (0.5 M in water, 20 C.) 2.5 - 4.0

A highly purified quality of MES with excellent -properties for molecular biology and cell culture. MES is an excellent buffer for use in Plant Culture media because of its high buffer capacity and its pH range of 5.5.-6.7.

Storage condition

  • Store at room temperature
  • Soluble in water
  • 2-(N-morpholino)ethanesulfonic acid

Hazard statements

  • H302 Harmful if swallowed
  • H315 Causes skin irritation
  • H319 Causes serious eye irritation
  • H335 May cause respiratory irritation

Precautionary statements

  • P261 Avoid breathing dust/fume/gas/mist/vapours/spray
  • P280 Wear protective gloves/protective clothing/eye protection/face protection
  • P305 IF IN EYES:
  • P308 IF exposed or concerned:
  • P313 Get medical advice/attention
  • P351 Rinse continuously with water for several minutes
Filename Language File size
M1503_GB.pdf English 145 KB
M1503_NL.pdf Nederlands 148 KB
M1503_DE.pdf Deutsch 153 KB
M1503_FR.pdf Français 150 KB
M1503_ES.pdf Español 150 KB
M1503_IT.pdf Italiano 148 KB
Filename Batch number Expiry date Language
M1503_014063_GB.pdf 014063 09-2021 English
M1503_013735_GB.pdf 013735 04-2021 English
M1503_013613_GB.pdf 013613 03-2020 English
M1503_012811_GB.pdf 012811 03-2020 English
M1503_012248_GB.pdf 012248 07-2019 English
M1503_012078_GB.pdf 012078 04-2019 English
M1503_011925_GB.pdf 011925 02-2019 English
M1503_011755_GB.pdf 011755 12-2018 English
M1503_011573_GB.pdf 011573 10-2018 Expired English
M1503_011293_GB.pdf 011293 05-2018 Expired English
Contact us if your Certificate of Analysis is not listed here.
  • M1503.0025
  • 25 g
  • € 11.20
  • Order
  • M1503.0100
  • 100 g
  • € 30.30
  • Order
  • M1503.0250
  • 250 g
  • € 74.00
  • Order
  • M1503.1000
  • 1 kg
  • € 283.00
  • Order
* All prices are ex-works Haarlem NL. Salestax, local prices and availability may vary in your region/country. Please contact our sales department or read our terms of sales.