Item	Assay	Contact Point
Acetic Acid	-	Hong Jun, Ro
Acetic Acid	99.0% min.	Hong Jun, Ro
Acrylamide 50% solution	50%	Yong Bok, Kim
Acrylonitrile (AN)	99.5% min.	Yong Bok, Kim
Adipic Acid	99.7% min.	Hong Jun, Ro
Alkyl Ketenedimer	-	Yong Bok, Kim
Ammonium Hydroxide	-	Hong Jun, Ro
Ammonium Persulfate (APS)	99.0% min.	Hong Jun, Ro
2-Amyl Anthraquinone	98.0% min.	Yong Bok, Kim
Benzoyl Chloride	99.0% min.	Yong Bok, Kim
1,3-Butadiene (BD)	99.0% min.	Yong Bok, Kim
Calcium Carbonate (CaCO3)	95.0% min.	Yong Bok, Kim
Calcium Sulfate (CaSO4)	97.5% min.	Yong Bok, Kim
Citric Acid	99.5% min.	Hong Jun, Ro
Crystal Violet Lactone(CVL)	-	Yong Bok, Kim
Decyan Diamide (DCDA)	-	Yong Bok, Kim
Dimethyl Aminoethyl Acrylate CH3Cl salt	-	Yong Bok, Kim
Diethylene triamino pentaacetic acid-5Na	-	Yong Bok, Kim
Dimethyl Amine (DMA)	50.0%	Hong Jun, Ro
Diethylene Triamine (DETA)	98.5% min.	Yong Bok, Kim
Diisobutyl Carbinol	98.0% min.	Yong Bok, Kim
Ethylene Diamine Tetraacetic Acid-4Na	-	Hong Jun, Ro
Epi Chloro Hydrine (ECH)	99.9% min.	Hong Jun, Ro
Ethylene Diamine	99.7% min.	Hong Jun, Ro
Formic Acid	-	Hong Jun, Ro
Formaline 48%	48%	Yong Bok, Kim
Fumaric Acid	99.0% min.	Hong Jun, Ro
2-hydroxyethyl Acrylate	-	Yong Bok, Kim
Hydrogen Gas (H2)	-	Yong Bok, Kim
Itaconic Acid	99.0% min.	Yong Bok, Kim
Methyl Alcohol	99.8% min.	Yong Bok, Kim
Melamine	99.8% min.	Yong Bok, Kim
Methyl Metacrylate (MMA)	99.8% min.	Yong Bok, Kim
Naphtha	sulfur 10ppm↓	Yong Bok, Kim
Nitrilo Triacetic Acid-3Na (NTA)	-	Hong Jun, Ro
Nonyl Phenoxy Polyethoxy Ethanol	-	Hong Jun, Ro
Poly Oxyethylene Lauryl Alcohol	-	Hong Jun, Ro
Potassium Persulfate (KPS)	99.0% min.	Hong Jun, Ro
Sodium Hydroxide 50%	50.0%	Yong Bok, Kim
Styrene Monomer (SM)	99.7% min.	Yong Bok, Kim
Sodium Formate	88~93%	Yong Bok, Kim
Sodium Carbonate	-	Yong Sik, Lee
Solvents	-	Yong Bok, Kim
Sorbitan Mono Oleate	-	Yong Bok, Kim
Sorbitan Tri Oleate	-	Hong Jun, Ro
Tertiary Dodecyl Mercaptan	98.5% min.	Yong Bok, Kim
Tertiary Butyl Hydro Peroxide (TBHP)	69~69.5%	Hong Jun, Ro
1,2,4-Trimethyl Benzene ( or 1,3,5-TMB)	95.0% min.	Yong Bok, Kim
Urea (industrial grade)	99.0% min.	Yong Bok, Kim