Safety

Chemical inventory

Active chemicals: storage, quantities, GHS pictograms, and Korean regulatory indicators (K-OSHA, CCA).

Special Management Substance (K-OSHA)

Accident Preparedness Substance (CCA)

Restricted Substance (CCA)

Controlled Hazardous Substance (K-OSHA)

Acutely Toxic Substance (CCA)

Workplace Monitoring Substance (K-OSHA)

Special Health Check-up Substance (K-OSHA)

Ecologically Hazardous Substance (CCA)

Chemical	CAS #	Storage	Qty	Hazards	Status	SDS	Responsible
Ammonium Acetate NH4OAc	631-61-8	B / Bottom (GEN/IND — powders)	N/A		N/A	✓	DM
Ammonium Molybdate Tetrahydrate Ammonium molybdate	12027-67-7	B / Bottom (GEN/IND — powders)	N/A		N/A	✓	DM
Bromothymol Blue Solution BTB	76-59-5	B / Middle (GEN/IND — liquids)	N/A	—	N/A	✓	DM
Calcium Carbonate Limestone powder	471-34-1	B / Bottom (GEN/IND — powders)	N/A	—		✓	DM
L(+)-Ascorbic Acid Vitamin C	50-81-7	B / Top (RED-1)	N/A	—	N/A	✓	DM
Manganese(II) Sulfate Solution Manganese sulfate	10034-96-5	B / Middle (GEN/IND — liquids)	N/A			✓	DM
Methyl Orange Solution Methyl orange	547-58-0	B / Middle (GEN/IND — liquids)	N/A	—	N/A	✓	DM
Phenol Red Solution Phenol red	143-74-8	B / Middle (GEN/IND — liquids)	N/A		N/A	✓	DM
Potassium Chloride Potassium chloride	7447-40-7	B / Bottom (GEN/IND — powders)	N/A		N/A	✓	DM
Potassium Iodide Solution KI solution	7681-11-0	B / Middle (GEN/IND — liquids)	N/A			✓	DM
Silver Nitrate Solution Silver nitrate solution	7761-88-8	A / OX-1	N/A			✓	DM
Sodium Hexametaphosphate SHMP	10124-56-8	B / Bottom (GEN/IND — powders)	N/A		N/A	✓	DM
Sodium Hydroxide Solution Caustic soda	1310-73-2	B / BASE-1	N/A			✓	DM
Sodium Salicylate Sodium salicylate	54-21-7	B / Bottom (GEN/IND — powders)	N/A		N/A	✓	DM
Sodium Thiosulfate Solution Thiosulfate	7772-98-7	B / Top (RED-1)	N/A	—	N/A	✓	DM
Starch Solution Starch indicator	9005-84-9	B / Middle (GEN/IND — liquids)	N/A	—	N/A	✓	DM