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Praktyczny słownik współczesnej polszczyzny - Tom 28 - Strona 149
Per fas et nefas 'uczciwie lub nieuczciwie; wszelkimi sposobami'. ♢ żartobliwy Per pedes (apostolorum) 'pieszo (na wzór apostołów)'. Bliskoznaczne: przez. perboraks poch. od pery-llperi- i boraks; rzecz. r. m.; D. perboraksu, Ms. perbora- ksie, ...
2
Practical Druggist and Pharmaceutical Review of Reviews
1913. 72. Perborax. — Sodium polyborate (NaiB«0M) forms with sodium perborate a new chemical compound, NaiB.Oj + 10H2O, which is known in commerce by the name "perborax." This is a stable compound which is more freely soluble ...
3
Chemistry of Interhalogen Compounds - Strona 67
It can be crystallised by dissolving boric acid and sodium peroxide in water. Na2O, + 4H,BO, -> Na2B4O7. H,O, + 5H,O Perborax changes. Interhalogen Compounds 67.
4
Dictionary of Science and Technology: English-German - Strona 880
... Persäure Д PERAMBULATOR [gen] Kinderwagen ль [surv] an instrument designed to measure distances) Wegmesser ль PERBORATE - [chem] (a salt of perboric acid) Perborat n PERBORAX - [chem] (sodium perborate) Natriumperborat n ...
5
Inorganic Reaction Mechanisms - Strona 172
4H3BO3 -> Na2B4Or H2O2 + 5H,O Perborax changes to borate peroxyhydrates on crystallization from water. Na2B4O7 . H2O2 + 4H2O -> Na2BO,. H2O2 + NaH2BO3 + 2H3BO3 Borate peroxyhydrates give H2O2 in aqueous solution.
6
Gardner's Commercially Important Chemicals: Synonyms, Trade Names, ...
... Pepdu l Pepfamin Peppermint Camphor Pep-Rani Peprosan Peptan Peptavlon Pepticum Pepticus Peptidin Peptifam Peptilcer Pepzan', PER Per-A- 3 Peracetic acid Peragai ST Peraktivin Peraprin Peratox Perawin Perborax Perboric acid, ...
7
Proceedings of the American Pharmaceutical Association at the Annual ...
By recrystallizing the perborax, compounds richer in active oxygen are obtained, until ultimately a compound results which contains more than 10 per cent, of active oxygen. The same result can be attained more quickly by half saturating the ...
American Pharmaceutical Association,
1905
8
Modern Bleaching Agents and Detergents - Strona 25
Perborax. — G. F. Jaubert obtained a " Perborax " by mixing 238 parts by weight of boric acid with 78 parts of sodium peroxide, and introducing the mixture into 2,000 parts of water. The resulting solution quickly deposited a snow-white ...
9
Le Moniteur scientifique de Quesneville - Tomy 76-77 - Strona 670
Le perborax obtenu est séché et les eaux-mères (280 centimètres cubes) sont réservées pour d'autres opération (essais 1-5). Pour être assuré que tout le peroxyde de sodium élait bien utilisé nous en avons employé toujours une quantité ...
10
Merck Report - Tom 14 - Strona 83
Perborax has the property of evolving hydrogen peroxide on contact with cold water, no acid whatever being required. Sulphuric acid de~ composes perborax into boric acid and hydrogen peroxide. ooLonms'rmc DETERMINATION or ...