1,2-Ethanedithiol 540-63-6

Appearance: Off-white solidPurity: 99%min(GC)
Melting Point: 135 to 142degC
Water: 0.5%max
NMR: Conform

95%white crytal solid

95%white crytal solid

Appearance:White powder or crystalline powderAssay:99%min
Water:0.5%max
Humidity(LOD):1.0%max
Solubility(0.5M in 1N NaOH):Colorless and clear
PH(1.0M aqueous):6.6-7.0
UVA/260nm:0.15 max
UVA/280nm:0.13 max

Appearance:White crystals or crystallized powderAssay:99.5%min.
Identification-infrared 
Spectrum:In accordance with spectrum of standard α-Arbutin
PH:5.0-7.0
Melting Point:202°C~210°C
Optical Rotation:+175°~+185°
Loss on Drying:0.5% max.
Residue on ignition:0.5%max.
Transmitta...

Appearance:White to light yellow powder or crystalline particlesAssay(by titration):98%min.
Dichloromethane solution:Slightly cloudy or clear solution

Appearance:White crystalline powderPurity(HPLC):99%min.
M.P:76 to 78°C

Appearance:Off-white powderPurity:99%min

Appearance:colorless to light yellow liquidPurity:99%min.

Appearance:Off-white powderPurity:99%

Description:A white powder or Pallide-flavens powderValence(on dry basis):3.0EPU/mg min.
PH:5.0～7.0Water Content:6.0%max.
Protein of higher molecular mass:3.0%max.
Pyrogen:Conformity
Abnormal toxity:Conformity
Depressor Substance:Conformity

Appearance:white to light yellow crystalline powderPurity:99%min
Water:0.3%max