Agar Agar is useful as a laxative. When hydrated, it provides a smooth, non-irritant bulk in the digestive tract. It is also used in preparation of emulsions, suspensions, capsules and suppositories in surgical lubricants and as a suspending agent for Barium sulphate Radiology.
Parameters |
Values |
Clarity |
Clear |
Moisture |
15% max |
pH |
6.0 - 7.5 |
Ash |
< 3% max |
Gel Strength |
450 - 550 gm/cm² |
Gelling Temperature |
35 - 40°C |
Melting Temperature |
85 -95°C |
Swelling Index |
≥ 10 ml |
Water Absorption |
< 75 ml |
Gelatin |
Passes Test |
Extraneous Matter |
< 0.5% |
Starch |
Nil |
Acid Insoluble Ash |
< 0.5% |
Total Heavy Metals |
< 10 ppm |
Lead (AS pb) |
< 5 ppm |
Arsenic (AS As) |
< 3 ppm |
Mercury |
< 1 ppm |
Cadmium |
< 1 ppm |
Microbial Limit / TPS |
TVC, < 10³ MicroOrg / gm |
Salmonella |
Absent |
E.COLI |
Absent |
Coliform Bacteria |
Absent |
Mold |
< 100 |
Yeast |
< 100 |