| 编号 | 产品名称 | CAS号 | 浓度 | 规格 |
|---|---|---|---|---|
| BY400012 | 标样-氨氮 | 20mL | 25.1mg/L | |
| BY400021 | 标样-氟 | 20mL | 0.545mg/L | |
| BY400119 | 标样-镉 | 20mL | 0.258mg/L | |
| BY400028 | 标样-锰 | 20mL | 0.305mg/L | |
| BY400112 | 标样-钾 | 20mL | 1.11mg/L | |
| BY400018 | 标样-硒 | 20mL | 10.4μg/L | |
| BY400018 | 标样-硒 | 20mL | 7.92μg/L | |
| BY400034 | 标样-镍 | 20mL | 0.168mg/L | |
| BY400034 | 标样-镍 | 20mL | 1.30mg/L | |
| BY400123 | 标样-银 | 20mL | 0.299mg/L | |
| BY400123 | 标样-银 | 20mL | 0.504mg/L | |
| BY400011 | 标样-化学需氧量-铬（COD-Cr） | 20mL | 12.9mg/L | |
| BY400022 | 标样-硝酸盐（以氮计） | 20mL | 16.4mg/L | |
| BY400042 | 标样-亚硝酸盐（以氮计) | 20mL | 2.04mg/L | |
| BY400032 | 标样-总铬 | 20mL | 0.980mg/L | |
| BY400032 | 标样-总铬 | 20mL | 0.201mg/L | |
| BY400012 | 标样-氨氮 | 20mL | 0.402mg/L | |
| BY400035 | 标样-镁 | 20mL | 0.149mg/L | |
| BY400035 | 标样-镁 | 20mL | 0.207mg/L | |
| BY400038 | 标样-铁 | 20mL | 0.789mg/L |
