Sulphur
Calcium carbide, calcium carbonate
Ethylenediamine
Chemical products
Potassium
Trimethylamine, dimethyl carbonate
Diamond needle files, diamond mounted points; diamond wheels, diamond discs; diamond dressers; diamond glass hole drills and any special diamond tools
Glycerin
Sodium sulfide
Chemicals, pentaerythritiol, dipentaerythritol, sodium formate, calcium formate, melamine
Ejector pin, piercing ejector pin, die spring, bushing, screws, mould components, precision mould
Instrument
Equipment, material
Chemicals
Alpha-methylstyrene (AMZ)
Screws like: self-tapping screws, hex bolts
Sodium nitrite, sodium nitrate, morpholine, bromides, chloride, and other chemical raw materials
Chemicals
N-butanol, acetic acid
L-glutathione reduced
