Sodium sulphide is one of our important products which are exported to worldwide. Details are as following: 1.specification 60%min,red colour/yellow colour 2.packing solid:150kg iron drums flakes:25kg p.w. bags Please visit our website to get more information Should any other items be of interest to you, please do not hesitate to contact us. It is our pleasure to offer you at any time. Expect to establish business relationship with you! Please contact us by my email. tel No.: 862266220951 fax No.: 862266220967