项 目 | 标准限值 | HACH 量程 | HACH 仪器 | 试剂订货号 | |
一级 | 二级 | ||||
色 | 色度不超过15 度,并不得呈 现其他异色 | 不应有明显 的其他异色 | 0-500 度 | DR5000,DR2800,DR890 | |
浑浊度(度) | ≤ 3 | 0-1000NTU | 2100P,2100N,2100AN | ||
pH 值 | 6.5~8.5 | 6.5~8.5 | 0.01-14.00pH | sensION 系列 pH 仪 | |
总硬度(以碳酸钙计) (mg/L) | ≤ 350 | ≤ 450 | 10-4000mg/L | 数字滴定器 | 22720-00 |
溶解铁(mg/L) | ≤ 0.3 | ≤ 0.5 | 0-3.00mg/L | DR5000,DR2800,DR890,PC II | 21057-69 |
锰(mg/L) | ≤ 0.1 | ≤ 0.1 | 0-0.700mg/L | DR5000,DR2800,DR890,PC II | 26517-00 |
铜(mg/L) | ≤ 1.0 | ≤ 1.0 | 0-5.000mg/L | DR5000,DR2800,DR890,PC II | 21058-69 |
锌(mg/L) | ≤ 1.0 | ≤ 1.0 | 0-3.000mg/L | DR5000,DR2800,DR890,PC II | 24293-00 |
挥发酚(以苯酚计) (mg/L) | ≤ 0.002 | ≤ 0.004 | 0-0.200mg/L | DR5000,DR2800 | 22439-01 |
阴离子合成洗涤剂 (mg/L) | ≤ 0.3 | ≤ 0.3 | 0-0.275mg/L | DR5000,DR2800,DR890 | 24468-01 |
硫酸盐(mg/L) | <250 | <250 | 2-70mg/L | DR5000,DR2800,DR890,PC II | 21067-69 |
氯化物(mg/L) | <250 | <250 | 10-10,000mg/L | 数字滴定器 | 22880-00 |
溶解性总固体 (mg/L) | <1000 | <1000 | sensION 系列电导仪 | ||
氟化物(mg/L) | ≤ 1.0 | ≤ 1.0 | 0-2.00mg/L | DR5000,DR2800,DR890,PC II | 444-49 |
氰化物(mg/L) | ≤ 0.05 | ≤ 0.05 | 0-0.240mg/L | DR5000,DR2800,DR890 | 24302-00 |
砷(mg/L) | ≤ 0.05 | ≤ 0.05 | 0-500ppb | 砷测试盒 | 28000-00 |
硒(mg/L) | ≤ 0.01 | ≤ 0.01 | 0-1.000mg/L | DR5000,DR2800 | 22442-01 |
汞(mg/L) | ≤ 0.001 | ≤ 0.001 | 0.1-2.5 g/L (需配置吸收装置) | DR5000,DR2800 | 26583-00 |
铬(六价)(mg/L) | ≤ 0.05 | ≤ 0.05 | 0-0.700mg/L | DR5000,DR2800,DR890,PC II | 12710-99 |
银(mg/L) | ≤ 0.05 | ≤ 0.05 | 0-0.700mg/L | DR5000,DR2800 | 22966-00 |
氨氮(以氮计) (mg/L) | ≤ 0.5 | ≤ 1.0 | 0-0.80mg/L | DR5000,DR2800,DR890,PC II | 22437-00 |
硝酸盐(以氮计) (mg/L) | ≤ 10 | ≤ 20 | 0-30.0mg/L NO3-N | DR5000,DR2800,DR890,PC II | 21061-69 |
总大肠菌群(个 /L) | ≤ 1000 | ≤ 10000 | 滤膜法 | MEL MF 微生物环境实验室 |