GX-ZD-20 总氮仪(0-100 mg/L)
¥2690.00
GX-ZD-1 总氮仪(0-100mg/L)
¥3250.00
氨氮GX-AD-1A/2AZ/2AH(海水)
¥2560.00
氨氮GX-AD-20 (0-10-50mg/L)
¥1880.00
氨氮GX-AD-100 全中文(0-100mg/L)
¥3250.00
GX-SC-9A 农村用水九项检测仪
¥4444.00