38249910
HS 38249910 - Petroleum sulfonates, oils of thiophenic sulfonic acids obtained from bituminous minerals and their salts
Petroleum sulfonates, oils of thiophenic sulfonic acids obtained from bituminous minerals and their salts
cnPetroleum sulfonates, oils of thiophenic sulfonic acids obtained from bituminous minerals and their salts
Open PagePetroleum sulfonates, oils of thiophenic sulfonic acids obtained from bituminous minerals and their salts
cnPetroleum sulfonates, oils of thiophenic sulfonic acids obtained from bituminous minerals and their salts
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