Dyphylline USP Dns-Amino Acids 0 % MELTING RANGE 148�

0 % MELTING RANGE 148� - 152�C 148� - 152�C SPECIFIC ROTATION

0 % TRIBUTYLAMINE 0

Test Specification Min Max FORMALDEHYDE (HCHO) 38 - 42 g/l 38 - 42 g/l TRACEABLE TO NIST EXPIRATION DATE

Test Specification Min Max ACTUAL CONCENTRATION AS REPORTED AS REPORTED EXPIRATION DATE MANUFACTURE DATE APPEARANCE

Dyphylline USP Dns-Amino Acids 0 % MELTING RANGE 148�Test Specification Min Max ASSAY (DRIED BASIS) 98 102. 00% MELTING RANGE 160 164C pH OF A 1 IN 100 SOLUTION 5. 6 7. 5 RESIDUE ON IGNITION 0. 15% CHLORIDE 0. 04% SULFATE 0. 01% ELEMENTAL IMPURITIES AS REPORTED AS REPORTED THEOPHYLLINE 0. 50% RELATED COMPOUNDS TO PASS TEST TO PASS TEST IDENTIFICATION TO PASS TEST TO PASS TEST EXPIRATION DATE DATE OF MANUFACTURE APPEARANCE RESIDUAL SOLVENTS TO PASS TEST TO PASS TEST