1. Materials information
Chinese name: 1,5-naphthalene disulfonic acid
English name: 1,5-Naphthalenedisulfonic acid
CAS number: 81-04-9 Molecular formula: C10H8O6S2 Molecular weight: 288.3 EINECS number: 216-732-0
Properties of 1,5-naphthalene disulfonic acid
Melting point 242.5 ° C (low estimate) Boiling point 400.53 ° C (low estimate) Density 1.7040 Refractive index 1.5630 (estimate)
Chemical properties: White crystalline flakes (with four molecules of crystalline water). Melting point 240-245 ℃ (anhydrous material). Soluble in water and ethanol, insoluble in ether.
Used as an intermediate for dyes. Used for manufacturing intermediates such as 1,5-dihydroxynaphthalene and amino C acid.
Used as an organic synthesis raw material and dye intermediate
Usage for dye synthesis
2. Packaging of materials
For powders: normal is 25kgs/Drum or bag, or larger/smaller package as request.
For liquids: normal 25kgs/drum, 180-300kgs/bucket, or IBC, determined by the nature of the product.
Or smaller package 1kg/bottle, 10kgs/bottle as request.
3. Shipping & Delivery
Provide door to door service
Suitable for goods under 50kg
Delivery: 3-7 days
Cost: low cost
Provide airport to airport service
Suitable for goods over 50kg
Delivery: 3-14 days
Cost: high cost
Provide seaport to seaport service
Suitable for goods over 100kg
Delivery: 2-45 days
Cost: low cost
4. Contact information
For more details, pls contact us freely.
Email address: elin@fdachem.com
Mob: 86 13613820652
WhatsApp/Skype/Wechat/LINE: 86 13613820652
China
