Check the listing for details. N,N′-Diphenylbenzidine, 99.5% by HPLC, for synthesis, 10g. Condition: New. Listed at 103.50 USD. FOR RESEARCH & DEVELOPMENT Not for direct use in food, cosmetics and or pharmaceuticals All products are certified, with Certificate of Analysis and Safety Data Sheets GTI LABORATORIES SUPPLIES 5611 Northdale St., Houston, TX 77087 804-240-4719 FOR RESEARCH & DEVELOPMENT SAFETY FIRST Not for direct use in food, cosmetics and or pharmaceuticals N,N′-Diphenylbenzidine 99.5% by HPLC, for synthesis Lot A13802/10125249-10GM CAS 531-91-9 No ingredients are hazardous per OSHA criteria. Read Safety Data Sheet’s before handling until all safety precautions have been read and understood. CERTIFICATE OF ANALYSIS Laboratory Chemicals for Research and Development, A Leader in Laboratory Chemical Redistribution Services N,N′-Diphenylbenzidine (4),N(4')-Diphenyl-biphenyl-4,4'-diamine; 4,4'-Bis(anilino)biphenyl; 4,4'-Bis(phenylamino)-1,1'-biphenyl; 4,4'-Bis(phenylamino)biphenyl; 4,4'-Dianilinobiphenyl; Dephenylbenzidine; Diphenylbenzidine; N,N'-(1,1'-Biphenyl-4,4'-diyl)bisaniline; N,N'-Diphenyl biphenylamine; N,N-Diphenyl diphenylamine; N,N'-Diphenyl-[1,1'-biphenyl]-4,4'-diamine; N,N'-Diphenyl-4,4'-biphenyldiamine; N,N'-Diphenylbiphenyl-4,4'-diamine; N,N'-Diphenyl-p,p'-biphenylenediamine; sym-Diphenylbenzidine; CAS 531-91-9 Formula 4-(C6H5NH)C6H4C6H4-4-(NHC6H5) Molecular Weight 336.43 for synthesis Lot A13802/10125249 Assay (HPLC) 99.5% Boiling point 535°C Density 1.173 Flash point 342°C FTIR spectra conforms Grey fine crystalline powder Melting point 247-249°C Quantity Control Wayne Mosley Wayne Mosley, RET., Analytical chemist 11-05-2015 for synthesis Lot D205206/12603JH Assay (TLC, consistent) 97.0% Boiling point 535°C Density 1.173 Elemental analysis (carbon) 85.70% Elemental analysis (hydrogen) 6.00% Elemental analysis (nitrogen) 8.28% Flash point 342°C FTIR spectra conforms Melting point 247-249°C Off-white or light beige powder Solubility 1% in DMSO Quantity Control Wayne Mosley Wayne Mosley, RET., Analytical chemist 11-04-2017 Department of Transportation Disclaimer (DOMESTIC) UPS Ground Service & (INTERNATIONAL) DHL & UPS Air Service Package will meet or exceed USPS Publication 52 guidelines set forth by eBay, which is not recognized by DOT unless you ship through the USPS. I’m required to meet Federal DOT 49 CFR 100-185, shipping and packaging procedures by Department of Transportation, that is designated for commerce. Will use every DOT exception allow to decrease the cost of shipping for my customers. USPS Publication 52, Hazardous, Restricted, and Perishable Mail Section (3) Hazardous Materials Category 336 Small Quantity and Category 332 Limited Quantity (ORM-D), which shipped international classified as a hazardous material shipment with extra carrier fees US DOT (Domestic) US IATA (Air) Not dangerous goods Not dangerous goods Domestic Ground, max. IATA International, max. Foreign Trade Commodity Code Not applicable Not applicable 2921594000 They are certain cases for shipping the rates may exceed rates listed, I will send you a copy of DHL or UPS rate charge for your location where you have the right to cancel order without any penalties for restocking fees or pay the additional cost. DISCLAIMER By ordering this item, you the purchaser agrees to all the terms and conditions of this disclaimer. All products sold on this site are for Research and Development purposes. You must be 21 years old or older to purchase. Buyer acknowledges that the research products have not been tested by Seller for safety and efficacy in food, drug, medical device, cosmetics. Seller makes no warranties of any kind, express or implied, that any products are fit for any purpose. Buyer has the responsibility to verify the hazards and to conduct any further research necessary to learn the hazards involved in using research products purchased from Seller (see Safety Data Sheet’s (MSD’S). Buyer expressly represents and warrants to Seller that Buyer will properly handle any research products purchased from Seller in accordance with the practices of a reasonable person who is an expert in the field and in strict compliance with all applicable laws and regulations, now and hereinafter enacted.