ExiPlus
meets compendial specs of USP, BP, Ph.Eur
Appearance (Colour)
White
Appearance (Form)
Powder
Solubility (Turbidity) 1% solution in 0.1N HCl
Clear
Solubility (Colour) 1% solution in 0.1N HCl
Colourless
Assay (UV)
min. 99.0%
Specific rotation [α]
- 45° to - 49° ( C=2 , N HCl)
Loss on drying
max. 0.5%
Sulphated Ash
max 0.1%
Heavy Metals (Pb)
max 0.001%
Spectral Ratio (A250nm/A260nm)
0.74 - 0.82
Spectral Ratio (A280nm/A260nm)
0.12 - 0.18
Spectral Ratio (A290nm/A260nm)
0 - 0.04