韩国采购需求：木质素磺酸钠，木质素磺酸钠，木质素磺酸钠，木质素磺酸钠，CAS 8061-51-6，c20h24na2o10s2

I am interested in obtaining a sample of sodium lignosulfonate for evaluation purposes. Could you please provide me with 1kg of this material? I believe it would be beneficial in assessing its suitability for our current projects. Additionally, it would be great if you could include any relevant specifications or documentation regarding the sample, as this information will assist us in understanding its properties and potential applications. Looking forward to your response and hope for a quick turnaround on this request. Thank you!