水中鋅標準溶液 Zinc Standard Solution, 100 mg/L as Zn (NIST), 100 mL
產品編號：237842
For accuracy checks in zinc determinations
Concentration : 100 mg/L
Description : Zinc as Zn (NIST)
Concentration : 100 mg/L
Description : Zinc as Zn (NIST)