Zhejiang Provincial Standard of the People's Republic of China
Latest
DB33/ 392-2003
Scope
This standard stipulates the maximum allowable fluoride content in mulberry leaves for spring silkworms and summer and autumn silkworms at different stages based on the requirements for mulberry leaves for feeding at different growth and development stages of silkworms. This standard applies to mulberry leaves from productive mulberry gardens in the sericulture areas of Zhejiang Province.
DB33/ 392-2003 history
2003DB33/ 392-2003 Control standard of fluoride content in mulberry leaves in silkworm area