Section 05 Mineral products 25 Salt; sulphur; earths and stone; plastering materials, lime and cement 25 23 Portland cement, aluminous cement, slag cement, supersulphate cement and similar hydraulic cements, whether or not coloured or in the form of clinkers Commodity Code Description 25 23 10 Cement clinkers 25 23 21 White cement, whether or not artificially coloured 25 23 29 Other 25 23 30 Aluminous cement 25 23 90 Other hydraulic cements