COA: Purity: 95.23%
NaOH: 0.30%
Na2CO3: 0.50%
NaCl: 1.00%
NaS: 0.02%
Moisture: 2.18%
Packing: 40kgs/bag
Payment Term: T/T in advance
Delivery: Three weeks after receiving your pament

Looking forward to cooperating with you for mutual success!
Best regards