PARAMETER LIMIT

• Description A clear viscous liquid, not more than 10 Hazen units in colour.
• Solubility Miscible with water & with industrial methylated spirit forming clear and colourless solution.
• Identification (By FTIR) Passes test.
• Minimum assay(By GC) 99.5%
• Reaction pH 6.0 – 7.0
• Wt.per ml at 20°C 1.257 – 1.261 g
• Refractive Index(n) 20 D 1.471-1.473

MAXIMUM LIMIT OF IMPURITIES
– Sulphated ash 0.005%
– Chloride (Cl) 0.0001%
– Sulphate (SO4) 0.0005%
– Arsenic (As) 0.0001%
– Iron (Fe) 0.00005%
– Lead (Pb) 0.00005%
– Heavy metals (Pb) 0.0005%
– Esters of fatty acids (glycerol tributyrate) Passes test.
– Sugar (glucose) Passes test.
– Acidity or alkalinity Passes test.
– Aldehydes Passes test.
– Related substances Passes test.
– Halogenated compounds (as Cl) 0.003%
– Water 2.0%
– Organic volatile impurities Meets the requirement.
– Ethylene Glycol & relatedsubstance (GC) Passes test.