1.Our services：A.Supply sampleB.The packing also can be according the customers` requirmentC.Any inquiries will be replied within 24 hoursD.we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate.

2,7-NAPHTHALENEDISULFONIC ACID 5-[[4-CHLORO-6-[[4-[[2-(SULFOOXY)ETHYL]SULFONYL]PHENYL]AMINO]-1,3,5-TRIAZIN-2-YL]AMINO]-4-HYDROXY-3-[[4-[[2-(SULFOOXY)ETHYL]SULFONYL]PHENYL]AZO]-,TETRAPOTASSIUM SALTAppearance:white crystalline powder Storage:Store in d

factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin