| 英文名称: | | Urea, polymer with ammonium chloride , cyanoguanidine and formaldehyde | | urea, polymer with ammonium chloride ((nh4)cl), cyanoguanidine and formaldehyde | | urea, polymer with ammonium chloride ((nh4)cl),cyanoguanidine and formaldehyde | | Urea,polymer with ammonium chloride,cyanoguanidine and formaldehyde |
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