 |
| Subject | Russian | English |
| gen. | cдaчa пpoдукции бeздeфeктнaя | delivery of Standard production (Alex Lilo) |
| el.chem. | реагент марки ч.д.а. | analytical reagent grade |
| el.chem. | реактив марки ч.д.а. | A. R. purity |
| math. | ч. т. д. | Q.E.D. |
| gen. | ч.д.а. | p.a. (pro analysi luis-alex) |
| el.chem. | ч.д.а. | AnalaR quality |
| chromat. | ч.д.а. | GR (аналог AR  advtechind.com yagailo) |
| el.chem. | ч.д.а. | analytical-reagent grade |
| el.chem. | ч.д.а. | analytically pure |
| el.chem. | ч.д.а. | analytical grade |
| el.chem. | ч.д.а. | analytical reagent grade |
| gen. | ч.д.а. | analytically pure, reagent grade (чистый для анализа t77) |
| chem. | ч.д.а., чистый для анализа | puriss. p.a. (kefal) |
| math. | ч.т.д. | QED (Q.E.D. or QED is an initialism of the Latin phrase "quod erat demonstrandum", literally meaning "what was to be shown". Traditionally, the abbreviation is placed at the end of a mathematical proof or philosophical argument in print publications to indicate that the proof or the argument is complete, and hence is used with the meaning "thus it has been demonstrated".) |