Product Name: 2-Sulfobenzoic anhydrideCAS Number: 81-08-3Required Amount: 1kg, 10kg, 100kgOther Information: Purity: 97%min Contact Us: 1. WhatsApp: +1 90180093392. Line: chemwhatorg3. WeChat: chemwhat4. Email: [email protected]. Website: www.chemwhat.org Follow our latest purchase information：1. Website: chemwhat.org2. Subscribe to our email or SMS newsletters3. Follow us by social media:Whatsapp Channel: whatsapp.com/channel/0029VaL4Tl5L2ATrsOyP541dLine Official Account: page.line.me/352ynrycWeChat Official Account: https://mp.weixin.qq.com/s/BTcDAXw5OXFIDTYoyDDkMgFacebook: facebook.com/chemwhatsourcingTwitter: […]