2023年,生态环境部发布了《环境空气和废气 6种丙烯酸酯类化合物的测定 气相色谱法》(HJ 1317—2023)。
该标准规定了测定土壤和沉积物中全氟辛基磺酸及其盐类、全氟辛酸及其盐类的同位素稀释/液相色谱-三重四极杆质谱法。
该标准适用于土壤和沉积物中直链全氟辛基磺酸及其盐类(perfluorooctanesulfonic acid andperfluorooctanesulfonate,PFOS)、直链全氟辛酸及其盐类(perfluorooctanoic acid and perfluorooctanoate,PFOA)的测定。
品名 | CAS | 货号 |
---|---|---|
Perfluorooctanesulfonicacid,techn.isomermixture,50μg/mL,methanol 全氟辛烷磺酸 | 1763-23-1 | 2037.8-50-ME 危化品 |
Perfluorooctanoic acid, 99.5%, reference material 全氟辛酸 | 335-67-1 | 943551 |
标准物质/甲醇中13C4-PFOS(全氟辛烷磺酸)和13C4-PFOA全氟辛酸混标/HJ 1333-2023/HJ 1334-2023 标准物质/甲醇中13C4-PFOS(全氟辛烷磺酸)和13C4-PFOA全氟辛酸混标/HJ 1333-2023/HJ 1334-2023 | / | 82442x |
甲醇中13C2-PFOA 全氟辛酸内标/HJ 1333-2023/HJ 1334-2023 甲醇中13C2-PFOA 全氟辛酸内标/HJ 1333-2023/HJ 1334-2023 | 864071-08-9 | 94350x |
品名 | CAS | 货号 |
---|---|---|
Methanol, 99.9%, LC-MS 甲醇 | 67-56-1 | 952707 危化品 |
Acetic acid, 99.9%, eluent additive for LC-MS 乙酸 | 64-19-7 | 918896 危化品 |
Ammonium hydroxide, 25 - 28 wt.% solution of NH3 in water, for analysis 氢氧化铵 | 1336-21-6 | 335213 危化品 |
Ammonium acetate, 99%, eluent additive for LC-MS 乙酸铵 | 631-61-8 | 992378 |
Water, HPLC grade 水 | 7732-18-5 | 187553 |
品名 | CAS | 货号 |
---|---|---|
SPE vacuum manifold, 12-port model 固相萃取装置 | / | 991838 |
WAX SPE Cartridges, bed wt. 150 mg, volume 6 ml, 30 pcs/pack WAX 固相萃取小柱 | / | 942253 |
WAX SPE Cartridges, bed wt. 500 mg, volume 6 ml, 30 pcs/pack WAX 固相萃取小柱 | / | 940901 |
Copper wire (99.99%) 铜线0.25mm dia | 7440-50-8 | 93-2972 |
Syringe filter, Nylon membrane, non-sterile, 25mm, 0.45µm, 100 pcs/pack 针头式过滤器 | / | 2123706 |
Plastic graduated cylinder, capacity: 50 ml, 1 PAK=12 EA 塑料量筒 | / | 2742049 |
Plastic beaker, 600ml, PP, clear, ml/oz double scale, ribs for easy stacking 塑料烧杯 | / | 904205 |
Plastic measuring cup, capacity: 1000 ml 塑料量杯 | / | 940100 |