|Appearance||White or almost white crystals, having almost no odor|
|Identification||(1) Triturate sample with an equal amount of camphor; the mixture liquefles. |
(2) Dissolve a small sample in 1ml of glacial acetic acid, add 6 drops of sulfuric acid and 1 drop of nitric acid;
a red-brown color develops.
(3) To 1g sample add 5ml of a solution of sodium hydroxide (1→10) and heat on a water bath;
a colorless or light yellow liquid is obtained. To this liquid add 2 to 3 drops of chloroform,
while warm, and shake; a yellow-green color develops.
(4) The sample solution exhibits a maximum absorbance at the wavelength at 279+2 nm.
|(1) Clarity of solution dissolve 3.0g sample in 10ml of ethanol; the solution is clear. |
(2) Organic impurities: TLC
(3) Heavy metals(Pb)≤20ppm
|Assay by HPLC||≥99.0%|
More About P-Thymol ：3-methyl-4-isopropylphenol,4-isopropyl-3-methylphenol,4-isopropyl-m-cresol,BIOSOL,4-Isopropyl-2-methylphenol,4-isopropyl-2-methyl-phenol,4-Isopropyl-5-methylphenol,biosal(antibacterial),p-Thymol,ORTHO-CYMEN-5-OL,o－シメン－5－オール,o繖花烃5醇,異丙基甲基酚,繖花醇,o-傘花烴-5-醇.
Professional technology———-13yeas for Biosol production experience
Exporting to abroad(Japan,USA,Korea)—–all speak high of our Biosol
Customer required purity 99%min————-we can keep over 99.8%(HPLC) 2. Fresh stock &prompt delivery: min1500kgs fresh max 2months stock.
3.Goods Safety: 100000 Class air cleanliness GMP workshop.
Small quantity–by courier (door to door service)
Large quantity–by sea/air CIF,DDU,DDP all ok for us
The product P-Thymol purity is manufactured by Zhonglan Industry Co.,Ltd