技术指标：

EDTA-Zn···················≥5%

EDTA-Fe···················≥4%

EDTA-Mn·················≥2%

EDTA-Cu···············≥0.5%

EDTA-Co···············≥0.1%

Mg···························≥2%

B······························≥2%

Mo························≥0.1%

规格：200 *50包 箱、1kg*12 包/箱