Theobromine and theophylline quality control substances in tea
-
Available lead and cadmium quality control substances in soil
RMU159 | 500g/瓶
-
Quality control substances of bifenthrin and fenpropathrin in soil
RMU141 | 40g/瓶
-
Quality control substances of carbonate and bicarbonate in soil
RMU175 | 500g/瓶
-
Quality control substance of chlorine and bromine in polyethylene
RMH001 | 20g/瓶
-
Quality control substances of nitrogen, phosphorus and potassium in spinach
RMT005 | 70g/瓶
-
Quality control substances of nitrogen, phosphorus and potassium in soil
RMU180 | 70g/瓶
-
Chlorine, bromine, and fluorine quality control substances in polyethylene (PE)
RMH017 | 20g/瓶
可可碱
321
29
mg/kg
茶碱
30.8
2.8
mg/kg
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