Gem bids for 21210 Methacrylic Acid As Per B. F. Specification No. -1.83 Dt. 17122024 Triethylene Glycol As Per B. F. Specification No. -1.82 Dt. 17122024. Phthalic Anhydride As Per B. F. Specification No. -1.81 Dt. 17122024 Potassium Carbonate As Per B. F Specification No. -1.87 Dt. 07032025 Hydroquinone As Per Bf Specification No. Bf- 1.80 Dt. 17122024 Toluene Pure Nitration Grade Conforming To Specification No. Is 537: 2011 Second Revision Reaff