Quantitative Inversion Model Design of Mine Water Characteristic Ions Based on Hyperspectral Technology

Table 1

Standard solutions of five ions.

No	Sodium ion	Potassium ion	Chloride ion	Calcium ion	Carbonate	pH
Reagent	NaCl	KCl		CaCl2	NaHCO3	pH buffer
1	10	10	10	10	0.44	4
2	50	50	50	50	2.2	6.86
3	100	100	100	100	4.4	9.18
4	500	500	500	500	22	—
5	1000	1000	1000	1000	44	—
6	10000	10000	10000	10000	440	—