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sigma甲醇Methanol

T_E_S_T________________________________________Sp_e_c_if_ic_at_io_n______________________

Appearance （Color） Colorless

Appearance （Form） Liquid

Infrared spectrum Conforms to Structure

Color Test <_ 10 APHA

UV Absorbance 400nm <_ 0.01

UV Absorbance 260nm <_ 0.01

UV Absorbance 240nm <_ 0.05

UV Absorbance 230nm <_ 0.15

UV Absorbance 220nm <_ 0.30

UV Absorbance 210nm <_ 0.60

UV Absorbance 203nm <_ 1.0

Purity （GC） >_ 99.925 %

Water （by Karl Fischer） <_ 0.02 %

Residue on Evaporation <_ 0.0003 %

Suitability Suitable

Suitable for Use as a Protein Sequencing Reagent

Titrable Acid （meq/g） <_ 0.0003

Titrable Base （meq/g） <_ 0.0002

Specification: PRD.2.ZQ5.10000005439

Sigma-Aldrich warrants, that at the time of the quality release or subsequent retest date this product conformed to the information contained in

this publication. The current Specification sheet may be available at Sigma-Aldrich.com. For further inquiries, please contact Technical Service.

Purchaser must determine the suitability of the product for its particular use. See reverse side of invoice or packing slip for additional terms

and conditions of sale

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