Item: | TQSM00021-1ml | Level: | CRM |
CAS: | 详见说明 | Size: | 1ml |
Classification: | 多组分混标标准品 | Storage conditions: | Store in a freezer at -18°C or below |
Validity period: | Conservation 12 months | Stock and delivery: | 期货 |
Remarks |
HJ 1058-2019 硬质聚氨酯泡沫和组合聚醚中 CFC-12、HCFC-22 CFC-11 和 HCFC-141b 等消耗臭氧层物质的测定序号 中文名称/NAME* CAS No* 浓度/CONC.*(mg/L)“ 4个组成部分,2000mg/L于甲醇,1ml 1 二氟二氯甲烷(氟里昂-12) Dichlorodifluoromethane(CFC-12) [75-71-8] 2000 2 二氟一氯甲烷(氟利昂-22) Chlorodifluoromethane (HCFC-22) [75-45-6] 2000 3 一氟三氯甲烷(氟里昂-11) Trichlorofluoromethane(CFC-11) [75-69-4] 2000 4 1-氟-1,1-二氯乙烷(氟利昂-141B) 1,1-Dichloro-1-fluoroethane (HCFC-141b) [1717-00-6] 2000 |
PACKAGING | |||||
Product Number: | TQSM00021 | Unit Size: | 1ml | Case Size: | 1ml |
Anhui Tedia High Purity Solvents Co., Ltd.