tetra-papern.

Etymology: Abbreviation of the full descriptive name: see quot.Previous versions of the OED give the stress as: ˈtetra-paper.

Chemistry.

A kind of test-paper.

ΘΚΠ

the world > matter > chemistry > chemical tests > indicators > [noun] > test papers

litmus paper1803

turmeric paper1806

test-paper1827

georgina paper1843

ozone paper1861

ozone test paper1872

turmeric test-paper1880

lead-paper1890

tetra-paper1890

1890 J. Cagney tr. R. von Jaksch Clin. Diagnosis v. 102 This [masking of the result] may be prevented by the use of tetra paper (tetramethyl-paraphenyl diamine).

1890 J. Cagney tr. R. von Jaksch Clin. Diagnosis vii. 272 Tetra-paper..immersed in the fluid will show the presence of ozone by taking a blue colour.

This entry has not yet been fully updated (first published 1911; most recently modified version published online June 2019).

单词	tetra-paper
释义	tetra-papern. Etymology: Abbreviation of the full descriptive name: see quot.Previous versions of the OED give the stress as: ˈtetra-paper. Chemistry. A kind of test-paper. ΘΚΠ the world > matter > chemistry > chemical tests > indicators > [noun] > test papers litmus paper1803 turmeric paper1806 test-paper1827 georgina paper1843 ozone paper1861 ozone test paper1872 turmeric test-paper1880 lead-paper1890 tetra-paper1890 1890 J. Cagney tr. R. von Jaksch Clin. Diagnosis v. 102 This [masking of the result] may be prevented by the use of tetra paper (tetramethyl-paraphenyl diamine). 1890 J. Cagney tr. R. von Jaksch Clin. Diagnosis vii. 272 Tetra-paper..immersed in the fluid will show the presence of ozone by taking a blue colour. This entry has not yet been fully updated (first published 1911; most recently modified version published online June 2019). < n.1890
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