L-4-Hydroxyproline size:25 GM Test Specification Min Max ASSAY

Test Specification Min Max ASSAY 92% 92% WATER 8%

/td> CONDUCTIVITY @ 20 C 35

Test Specification Min Max VISCOSITY OF 1% AQUEOUS SOLUTION @25[dC 3400-5000 cps 3400-5000 cps LEAD (Pb) 10 ppm HEAVY METALS (as Pb) 40 ppm LOSS ON DRYING @ 105 C 5

442 EXPIRATION DATE MANUFACTURE DATE

L-4-Hydroxyproline size:25 GM Test Specification Min Max ASSAYTest Specification Min Max ASSAY 98. 5 101. 0 % 98. 5 101. 0 % SPECIFIC ROTATION, [a] (C=4) 74. 0 to 77. 0 74. 0 to 77. 0 AMMONIUM (NH[@4@]) 0. 02% ARSENIC (As) 0. 0001 CHLORIDE (Cl) 0. 002 HEAVY METALS (as Pb) 0. 001 IRON (Fe) 0. 00% LOSS ON DRYING @ 105 C 0. 20% OTHER AMINO ACIDS CHROMATOGRAPHICA CHROMATOGRAPHICA RESIDUE ON IGNITION 0. 10% SULFATES (SO[@4@]) 0. 02%