HS Overview

Tubes of fused quartz or other fused silica, unworked

Tubes of glass having a linear coefficient of expansion < 5 x 106 per kelvin within a temperature range of 0°c to 300°c, unworked (excl. tubes of glass having a linear coefficient of expansion < 5 x 106 per kelvin within a temperature range of 0°c to 300°c)

Tubes of glass, unworked (excl. tubes of glass having a linear coefficient of expansion < 5 x 106 per kelvin within a temperature range of 0°c to 300°c or of fused quartz or other fused silica)

Tubes

Of fused quartz or other fused silica

Of other glass having a linear coefficient of expansion not exceeding 5 × 10–6 per kelvin within a temperature range of 0 °c to 300 °c

Other