Physical and Chemical Indicators
|
Item |
Requirement |
| Overall Migration | Distilled water: ≤ 30mg/kg |
| 4% Acetic acid: ≤ 60mg/kg | |
| 50% Ethanol: ≤ 60mg/kg | |
| Potassium permanganate Consumption | ≤ 10mg/kg |
| Heavy Metals ( as lead) | ≤ 1mg/kg |
| Zinc Migration | ≤ 5mg/kg |
| Migration of 2,6 - Di - tert - butyl - p - cresol | ≤ 0.3mg/kg |
| Migration of 2,2'-Methylenebis(4 - methyl - 6 - tert - butylphenol) | ≤ 0.15mg/kg |
| Release of N - nitrosamines and N - nitrosatable substances | N - nitrosamines: ≤ 0.01mg/kg |
| N - nitrosatable substances: ≤ 0.1mg/kg | |
| Volatile Substances | ≤ 0.5% |