agency
according to ISO 16654:2001
Quality Segment
product line
BioChemika
shelf life
limited shelf life, expiry date on the label
composition
4-(dimethlyamino)benzaldehyde, 50 g/L , hydrochloric acid, 240 g/L , isoamylic alcohol, 710 g/L
technique(s)
microbe id | specific enzyme detection: suitable
application(s)
agriculture
clinical testing
environmental
food and beverages, microbiology
storage temp.
2-8°C
suitability
Escherichia coli, coliforms
SMILES string
[H]C(=O)c1ccc(cc1)N(C)C
InChI
1S/C9H11NO/c1-10(2)9-5-3-8(7-11)4-6-9/h3-7H,1-2H3
InChI key
BGNGWHSBYQYVRX-UHFFFAOYSA-N
General description
通过混合对二甲氨基苯甲醛、异戊醇和浓盐酸,可以制备Kovac试剂。为了鉴定微生物,利用色氨酸底物生成吲哚是一种实用的诊断工具。吲哚产生是鉴定大肠杆菌的关键试验。孵育后,添加试剂将有助于确定是否已产生吲哚。当与吲哚反应时,试剂变红。
Application
Kovac试剂可用于斑点实验,通过用试剂饱和滤纸来测定吲哚。它也可以用于初始斑点实验以测定吲哚,然后通过分光光度测定法和HPLC-UV/Vis-MS/MS方法进行定量。
在有氧的情况下,某些细菌(如大肠杆菌)能够将色氨酸分解为吲哚和α-氨基丙酸。该试剂可用于检测吲哚并鉴定吲哚阳性和吲哚阴性的微生物。
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signalword
Danger
Hazard Classifications
Acute Tox. 4 Inhalation - Eye Dam. 1 - Flam. Liq. 3 - Met. Corr. 1 - Skin Corr. 1B - Skin Sens. 1 - STOT SE 3
target_organs
Respiratory system
存储类别
3 - Flammable liquids
wgk
WGK 3
flash_point_f
109.4 °F
flash_point_c
43 °C
ppe
Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter


