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The quality standard of dried boletus edulis
2010 crop dried boletus edulis | |||||
Origin: Yunnan China | |||||
| A grade | B grade | C grade | D grade | |
Sense quality | color | white and yellow | grey or green | grey, green, green and black | green or black |
Length (cm) | 4-7 | more than 2cm | more than 2cm | 1.5-2 cm max10%, other more than 2 | |
wormy | White wormy hole max% | With white wormy hole, but Yellow max5% | with white, yellow hole, black hole max 5% | With white, yellow, black hole | |
pesticide | Internal ruler | ||||
stone | max 0.01% | ||||
Mould mushroom | max 0.2% | ||||
Foreign mushroom | max 0.01% | ||||
metal | absense | ||||
Burnt mushroom | max 2% | ||||
humidity | max 14% | ||||
insects | max 0.05% | ||||
GMO | NO GMO | ||||
ionisation | Not ionised product | ||||
SO2 | max 30mg/kg | ||||
A2 grade : 2-4 cm, other quality standard is same as A grade
B2 grade: 2-4 cm, other quality standard is same as B grade.
hot sales dried boletus edulis slices