... other polymer products; phthalic anhydride, maleic anhydride, refined naphthalene, anthracene, flat plus, fatty alcohol, acid ... ) caustic soda, potassium hydroxide, chromic anhydride, sodium hydrosulfide, calcium chloride dihydrate , sulfur, phosphorus ... disodium hydrogen phosphate, sodium phosphate, magnesium chloride, sodium sulfate, sulfonate, alkali metal carbonate, sodium and other minerals ...