乙醛-DNPH 100 ug/ml丙酮溶液 Acetaldehyde-DNPH [CAS:1019-57-4] 100 ug/ml in Acetonitrile
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乙醛-DNPH 100 ug/ml丙酮溶液 Acetaldehyde-DNPH [CAS:1019-57-4] 100 ug/ml in Acetonitrile
ZCA-P836000 | 1ml
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乙醛-DNPH| Acetaldehyde (DNPH Derivative) Solution 100 ug/ml in Acetonitrile CAS:1019-57-4
S-11006A1-1ML | 1ML
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Acetaldehyde (DNPH Derivative) Solution 1000 ug/ml in Methanol:Acetonitrile (80:20) CAS:1019-57-4
S-11006W4-1ML | 1ML
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甲醛DNPH 100 ug/ml乙腈溶液 Formaldehyde-DNPH [CAS:1081-15-8] 100 ug/ml in Acetonitrile
ZCA-P827050 | 1ml
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甲醛DNPH 100 ug/ml乙腈溶液 Formaldehyde-DNPH [CAS:1081-15-8] 100 ug/ml in Acetonitrile
ZCA-P827050 | 1ml
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乙醛-DNPH Acetaldehyde-2,4-dinitrophenylhydrazone 100 µg/mL in Acetonitrile
ZDR-V10011300AL-100 | 5ml
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甲醛-DNPH| Formaldehyde (DNPH Derivative) Solution 100 ug/ml in Acetonitrile CAS:1081-15-8
S-12011A1-5ML | 5ML
中文名称:乙醛-DNPH 100 ug/ml丙酮溶液
英文名称:Acetaldehyde-DNPH [CAS:1019-57-4] 100 ug/ml in Acetonitrile
Validity:24;ISO 17034\ISO 17025:Yes;
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2. 衍生化反应:样品与DNPH溶液在酸性条件下反应30分钟;
3. 色谱条件:C18色谱柱,乙腈-水(60:40)流动相,流速1.0 mL/min。
2. 样品需避光保存,衍生化后4℃冷藏且7日内完成分析;
3. 臭氧浓度高于100 μg/m³时需加装臭氧去除装置。
以上信息仅供参考,请以相应标准的原文为准!