Specification :

ITEMS OF ANALYSIS SPECIFICATION
APPEARANCE WHITE CRYSTALLINE POWDER
ASSAY( TITRIMETRIC) 98.0% ------102.0% ( DRIED BASIS)
SPECIFIC ROTATION a 20D  14.5° -------- 16.5°
LOSS ON DRYING d4.5%
RESIDUE ON IGNITION( SULPHATED ASH) d0.2%
5-BENZYL-3, 6 DIOXO-2PIPERAZINEACETIC ACID d1.5%
ORGANIC VOLATILE IMPURITIES IN CONFORMITY WITH FCC IV
OTHER RELATED SUBSTANCES d2.0%
TRANSMITTANCE 95.0% MIN.
LEAD( AS Pb) d1ppm
HEAVY METALS( AS Pb) d10ppm
ARSENIC( AS) d3ppm
PH 4.5------6.0units
L-a-ASPARTYL L-PHENYLALANINE 0.25% max
L-PHENYLALANINE 0.5% max
TOTAL ACRBIC COUNT d100CFU/ g
MOULDS AND YEASTS d100CFU/ g
E.COIL NEGATIVE
SALMONELLA S.D NEGATIVE
PARTICLE SIZE THROUGH 100 MESH