Dear Manager: Thanks in advance for your interest, We mainly produces are Indole series (indole, 3,3'-Methylenebisindole , 5-methoxy indole) Indole >99% POWDER loss on drying: 1% white slight yellow crystalline powder CRYSTAL melting point: 51-53 loss on drying: 0.5% white sheetform crystal 3,3'-Methylenebisindole Melting point: 165¡æ~166¡æ Appearance: Be similar to white crystalline powder Content: ¡Ý 99% Loss on drying: ¡Ü1.0% If you are interested in this please come my Web (http://njredline.top263.net) or mail us. Nanjing Redline Co., Ltd. Tel: +86-25-3260019 Mr. Wu Fax: +86-25-3305577 E-mail: [EMAIL PROTECTED] http://njredline.top263.net redline