Lot numbers can be found on the outside label of a product:
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Structure of 636-21-5
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L(+)-Arabinose, an aldopentose monosaccharide, is an isomer of D-galactose, commonly used as a substrate in bacterial growth media for the growth of arabinose-utilizing bacteria. It enters the bacterial cell through the phosphoenolpyruvate-dependent phosphotransferase system.Microorganisms can only ferment specific carbohydrates, depending on the enzymes they possess to break down carbohydrates. Fermentation can be detected by gas production (CO2) in liquid media and/or color change of pH caused by acid production. L(+)-Arabinose is added to any sugar-free basal media to test the ability of the organism to hydrolyze arabinose as the sole source of carbon and energy during fermentation. Arabinose is typically fermented under acid and gas production by many Enterobacter and coliform bacteria.L(+)-Arabinose is recommended to detect arabinose fermenting bacteria in food and environmental samples. They find their application in various sectors such as the food and dairy industry, water industry, pharmaceutical laboratory testing, cosmetic industry, environmental and sanitary testing, clinical diagnostic, etc.
o-Toluidine hydrochloride serves as a versatile building block in synthetic organic chemistry, enabling efficient access to substituted anilines and heterocyclic scaffolds. Its bench-stable form facilitates handling and purification, while the ortho-methyl group provides steric and electronic modulation for directed metallation and coupling reactions. Functions effectively in electrophilic aromatic substitution and amide formation, offering reliable reactivity in pharmaceutical and agrochemical intermediate synthesis.
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GHS Pictogram :
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GHS No : GHS07,GHS08
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Signal Word : Danger
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UN#: 3077
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Class : 9
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Packing Group : Ⅲ
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Hazard Statements : H312+H332-H350
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Precautionary Statements : P261-P271-P280-P302+P352-P304+P340-P362+P364-P405-P501
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Lot numbers can be found on the outside label of a product: