กก

Lecithine Iodide

Test Specification  
Description Yellowish brown color powder 

Identification

1) Iodine  

2) Phosphoric acid

กก

1) Purple red is indicated  

2) Yellowish sediment is indicated

Purity

1) Free iodine (TLC)

2) Iodated Substance

กก

1) Test solution is not stronger than solution

2) Test solution is not stronger than solution

Heavy metals Not more than 20 ppm 

Residue on ignition

กก

Not more than 11% 

(1g, 450 ~ 550'C constant weight)   

Assay  6.5 ~ 7.0%