Description
1. grade: w240, w320
– moisture: 5% max
– broken: 5% max
– melasma: 3% max
– mould and fungus: 0%
– admixture: 1% max
– silk sell: 3% max
– dent rate: 3% max
2. grade: ws
– moisture: 5% max
– foreign matter : 1%max
– broken: vertical broken
– live insect and larvas: negative
– coliforms, salmonella: negative
3. grade: lp
– moisture: 5% max
– melasma: 3% max
– admixture: 1% max
live insect and larvas: negative
– coliforms, salmonella: negative
