 1-(4-Hydroxyphenyl)-5-mercapto-1H-tetrazole
CAS No.52431-78-4
Appearance: White to yellowish crystalline powder
Assay:98.0%min（HPLC）
M. P.: 168-178℃
Loss on drying: 5.0% max
Sulfated ash: 0.5%max
Solubility (1% ethanol): Clear no residue
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 5-Methyl-1H-tetrazole
CAS No.4076-36-2
Appearance: A white or light yellow crystal Powder
M.P: 143-147℃
Assay:99.0%min
Moisture: 0.5%max
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 3-Furoic acid
CAS No.: 488-93-7
Appearance: Faintly beige powder
Melting Point: 122-124°C
Assay: 98%min
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 4,5-Dicyanoimidazole
CAS No. 1122-28-7
Appearance: white crystal or powder
M.P.174-178℃
Assay:99.0%min (HPLC)
Moisture:0.5%max
Heavy metal:20ppm max
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 2-Amino-3-hydroxypyridine
CAS No.16867-03-1
Appearance: off-white to brown powder
Assay: 98.0%min
M.P.:172-174℃
Moisture:0.5%max
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 5-Benzylmercapto-1H-tetrazole
5-Benzylthio-1H-tetrazole
CAS No. 21871-47-6
Appearance: A White sandiness crystals
Assay:99.0%min
Melting point:136-139℃
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 4-Amino-5-Imidazolecarboxamide Hydrochloride
CAS No. 72-40-2
Appearance: White crystalline powder and taste a little bitter.
Assay: 98.0%min
M.P.252-257 ℃
Loss on drying(105℃): 0.5%max
Heavy Metals: 20ppm max
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 Barbituric Acid
CAS No.: 67-52-7
Appearance: Off white crystalline powder
Assay: 99.0%min
Melting Point : 253-255°C
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 Ferulic acid ethyl ester
4-Hydroxy-3-methoxycinnamic acid ethyl ester
CAS No.4046-02-0
Appearance: White Crystals
Assay:98.0%min
M.P.55-58℃ |
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