Of other glass having a linear coefficient of expansion not exceeding 5|!x!|10$-$6|per Kelvin within a temperature range of 0|°C to 300|°C

Details

Parent HS6

700232 Glass; unworked, tubes, of glass having a linear coefficient of expansion not exceeding 5 x 10 (to the minus 6), (or 0.000005) per Kelvin within a temperature range of 0-300 degrees C