0 0 0 0 7017.90 Laboratory, hygienic or pharmaceutical glassware, whether or not graduated or calibrated (excl. glass having a linear coefficient of expansion <= 5 × 10 -6 per kelvin within a temperature range of 0 oC to 300 oC or of fused quartz or other fused silica, concontainers for the conveyance or packing of goods, measuring, checking or medical instruments and apparatus of chapter 90) 0