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地茂散
Custom-VOC-Mix 223 1000 ?g/mL in Methanol. Short expiry date due to chemical nature of component(s)
5-Amino-2,4,6-triiodoisophthaloyl Dichloride
2-Chloro-4-ethylamino-6-methylethylamino-s-triazine 标准品
烟酸-D4 标准品
恶虫威苯酚
o-Phenylphenol 标准品
Volatile Organics Mixture #1 - 8240B 200ug/ml in Methanol:Water (90:10)
2-Ethoxy-1-naphthaldehyde (无证书)
(S)-(-)-1,2,4-Butanetriol 标准品