Items Standard
Characteristic Yellowish-brown or reddish-brown amorphous powder
Identification A. A deep blue color is produced
B. A brown,dry,non-smearing film is formed, and it dissolves readily in water
Loss on drying 8.0%
Residue on ignition 0.025%
Iodide Ion 6.6%
Heavy metals 20ppm
Nitrogen content 9.5%-11.5%
Assay for available iodine 9.0%-12.0%
TAMC 1000cfu/g
TYMC 100cfu/g
Staphylococcus aureus Negative in 1g
Pseudomonas aeruginosa Negative in 1g