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HS Code 70023200 - Glass tubes with low thermal expansion

Tubes of glass having a linear coefficient of expansion <= 5 x 10-6 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 10-6 per kelvin within a temperature range of 0°C to 300°C)

Can be used for an export declaration.
(Combined Nomenclature, Customs Tariff Number)

Examples (No official information or warranty)

- 100 tubes of borosilicate glass, 10 mm in diameter and 100 mm in length, with a linear coefficient of expansion of 4 x 10-6 per Kelvin within a temperature range of 0°C to 300°C
- 500 glass rods, 5 mm in diameter and 500 mm in length, having a linear coefficient of expansion of 3 x 10-6 per Kelvin within a temperature range of 0°C to 300°C
- 200 glass balls, 50 mm in diameter, with a linear coefficient of expansion of 4.5 x 10-6 per Kelvin within a temperature range of 0°C to 300°C
- 1000 unworked glass tubes, 20 mm in diameter and 200 mm in length, having a linear coefficient of expansion of 4.8 x 10-6 per Kelvin within a temperature range of 0°C to 300°C