September 2016 SPDS Book

The United States Homeopathic Pharmacopœia, 1878

British Pharmacopoeia 16 th Edition, 2016

Ginger ( Ph. Eur. monograph 1522) Content:

Minimum 15 mL/kg of essential oil (anhydrous drug).

Identification:

Macroscopic, microscopic, TLC

Tests: Assay:

Water (NMT 100 mL/kg), Total Ash (NMT 6.0%)

Essential oil (NLT 15 mL/kg) Use 20.0 g of the freshly, coarsely powdered herbal drug, a 1000 mL round-bottomed flask, 10 drops of liquid paraffin R or other antifoam, 500 mL of water R as distillation liquid and 0.5 mL of xylene R in the graduated tube. Distil at a rate of 2-3 mL/min for 4 h.

Strong Ginger Tincture Tests:

Ethanol content (80 – 88%), Dry residue (2.0 – 3.0%), Relative density (0.832 – 0.846)

Weak Ginger Tincture Tests:

Ethanol content (86 – 90%), Dry residue (NLT 0.4%), Relative density (0.825 – 0.835)