purple to colorless end point . 用0.1 mol/L HCl滴定，从紫色终点至无色终点。
Calculation计算
RAD7000 C (%)= vol of HCl (mL)x 0.177 x Factor
(For 0.1mol/l HCl, the Factor =1)
Replenishment补充
The concentration of ORMECON RAD 7000 C working solution can be maintained with additions of the ORMECON RAD 7000 C concentrate. An addition of 10 ml of ORMECON RAD 7000 C to 1 L of working solution will raise the ORMECON RAD 7000 C concentration by 1%.通过添加ORMECON RAD 7000 C浓缩物，可以保持ORMECON R