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    • 7-Amino-4-methylcoumarin 26093-31-2

    • "Appearance Slight yellow powder Purity (HPLC) 98.0% min Identification IR HPLC MS Melting point 223-232℃ Clarity of solution 0.3 gram in 3ml DMF clear solution "
    • China Hangzhou Dingyan Chem Co.,Ltd [Manufacturer, Trading Company, Distributor/Wholesaler]
    • Tel: 86-571-88025800
    • Fax: 86-571-87156470
    • Address: Xiasha 571, 19TH Street E-COMMERCE 4A 601-602 , Jianggan Area hangzhou,ZhejiangChina
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    3,4-Dimethyl benzaldehyde 5973-71-7

    • "Appearance Colorless liquid Assay 98min% Boiling point 233-235 ℃ Melting point 0±1℃ Refractive index 1.549-1.551 Water 0.1max Acid 0.3 Xylene 0.1% max "
    • China Hangzhou Dingyan Chem Co.,Ltd [Manufacturer, Trading Company, Distributor/Wholesaler]
    • Tel: 86-571-88025800
    • Fax: 86-571-87156470
    • Address: Xiasha 571, 19TH Street E-COMMERCE 4A 601-602 , Jianggan Area hangzhou,ZhejiangChina
    Contact Supplier

    5-Hydroxymethylfurfural 67-47-0

    • "Appearance Light yellow crystal to amber liquid Assay 98% min Melting point 30-36℃ Odor Caramel odor, Roasted odor, Zymolysis Foodstuff odor "
    • China Hangzhou Dingyan Chem Co.,Ltd [Manufacturer, Trading Company, Distributor/Wholesaler]
    • Tel: 86-571-88025800
    • Fax: 86-571-87156470
    • Address: Xiasha 571, 19TH Street E-COMMERCE 4A 601-602 , Jianggan Area hangzhou,ZhejiangChina
    Contact Supplier

    Phenylhydrazinium?chloride?GR 59-88-1

    • "Appearance White or slightly reddish crystal Assay 99%min Insoluble matter (in water) 0.10% max Residue after Burning 0.5% max "
    • China Hangzhou Dingyan Chem Co.,Ltd [Manufacturer, Trading Company, Distributor/Wholesaler]
    • Tel: 86-571-88025800
    • Fax: 86-571-87156470
    • Address: Xiasha 571, 19TH Street E-COMMERCE 4A 601-602 , Jianggan Area hangzhou,ZhejiangChina
    Contact Supplier

    TPTZ 3682-35-7

    • "Appearance White to light yellow crystal Assay 99%min Melting point 244-246°C Water 1.0% max "
    • China Hangzhou Dingyan Chem Co.,Ltd [Manufacturer, Trading Company, Distributor/Wholesaler]
    • Tel: 86-571-88025800
    • Fax: 86-571-87156470
    • Address: Xiasha 571, 19TH Street E-COMMERCE 4A 601-602 , Jianggan Area hangzhou,ZhejiangChina
    Contact Supplier

    Methyl 4-hydroxybenzoate sodium salt 5026-62-0

    • "Appearance White crystalline powder Assay 98.0-104.0% Identification Passed PH 9.5-10.5 Sulfate 0.12% max Chloride 350ppm max Organic volatile impurities Passed Water 5.0% max Relative substances Passed Heavy metals(Pb) 0.001% max "
    • China Hangzhou Dingyan Chem Co.,Ltd [Manufacturer, Trading Company, Distributor/Wholesaler]
    • Tel: 86-571-88025800
    • Fax: 86-571-87156470
    • Address: Xiasha 571, 19TH Street E-COMMERCE 4A 601-602 , Jianggan Area hangzhou,ZhejiangChina
    Contact Supplier

    D-Galactose 59-23-4

    • "Appearance White crystals Assay 98%min Specific optical rotation +78.5?~+81.0? Residue on ignition 0.5% max Chloride 0.005% max Sulfate 0.005% max Heavy metals 0.001% max Lead 3ppm max Arsenic 1ppm max Mercury 0.1ppm max Cadmium 1ppm max Loss on dry...
    • China Hangzhou Dingyan Chem Co.,Ltd [Manufacturer, Trading Company, Distributor/Wholesaler]
    • Tel: 86-571-88025800
    • Fax: 86-571-87156470
    • Address: Xiasha 571, 19TH Street E-COMMERCE 4A 601-602 , Jianggan Area hangzhou,ZhejiangChina
    Contact Supplier

    18-Crown-6 17455-13-9

    • "Appearance White to almost white crystalline powder Assay 99.0%min Melting point 38℃-41℃ "
    • China Hangzhou Dingyan Chem Co.,Ltd [Manufacturer, Trading Company, Distributor/Wholesaler]
    • Tel: 86-571-88025800
    • Fax: 86-571-87156470
    • Address: Xiasha 571, 19TH Street E-COMMERCE 4A 601-602 , Jianggan Area hangzhou,ZhejiangChina
    Contact Supplier

    Dibenzo-18-crown-6 14187-32-7

    • "Appearance white or pale white solid Assay 98%min Melting point 160-164℃ Water 0.5% max "
    • China Hangzhou Dingyan Chem Co.,Ltd [Manufacturer, Trading Company, Distributor/Wholesaler]
    • Tel: 86-571-88025800
    • Fax: 86-571-87156470
    • Address: Xiasha 571, 19TH Street E-COMMERCE 4A 601-602 , Jianggan Area hangzhou,ZhejiangChina
    Contact Supplier

    Hydroxylamine hydrochloride 5470-11-1

    • "Appearance White crystal Assay 99%min Water 0.3% max sulphate 100ppm max Iron 5pm max "
    • China Hangzhou Dingyan Chem Co.,Ltd [Manufacturer, Trading Company, Distributor/Wholesaler]
    • Tel: 86-571-88025800
    • Fax: 86-571-87156470
    • Address: Xiasha 571, 19TH Street E-COMMERCE 4A 601-602 , Jianggan Area hangzhou,ZhejiangChina
    Contact Supplier
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