Rutoside Trihydrate

Rutin
Test specification
Description yellow/Greenish-yellow,crystalline powder.
Identification by HPLC Retention time complies with reference not less than 98.0%
solubility in water Insoluble in water
solubility in DMSO at 10% clear orange yellow solution
Absorbance of coresponding NMT 0.2
Solution at 600 nm
abosrbance of corresponding : NMT:0.5
Solution at 500 nm
solubility in 1% in Methanol : clear yellow solution
chlorophyll and other Red pigments NMT:0.004%
Loss on Drying Between 5% to 9%
sulfated ash NMT: 0.1%
Impurities by HPLC
Isoquercetin NMT 1.1%
quercetin NMT 2.5%
Kaempferol-3-rutoside NMT 1.0%
Unknown impurities NMT0.10%
Total impurities NMT 6.0%
Impurities insoluble in methanol NMT 0.2%
Residual solvents
Methanol : NMT : 3000 PPM
Rutin Assay by TBAH 97.0% to 102% on anhydrous basis
suspension in NaOH Suspension is homogenoous and has free stiring at 60C,it is fluid or slightly fluid at 80c and it cand be transferred to other recipientM
Microbiology analysis
total bacterial count NMT 1000 cfu/g
total yeasts and moulds count NMT 100cfu/g
enterobacteria & other gram(-) absent/g
salmonella SP absent /10g
escherichia coli absent /g
pseudmonas aeruginosa absent/g