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"acetate" - 13 õppematerjali

Naatriumatsetaat
5
doc

Naatriumatsetaat

Ohu tunnusnumber: Ohumärgisenumber: Pakendi rühm 15.Reguleerivad õigusaktid: Märgistus: Ei ole klassifitseeritud EU seaduste järgi. Ohtlikkuse kategooriad Ohu sümbolid: Riskilaused: Ohutuslaused: CAS nr. 127 09 3 EEC nr. 204 823 8 AS INGLE 79004 Ingliste Kehtna vald Rapla mk. 16.Muuteave: Lisainformatsioon: Käesoleva ohutuskaardi MSDS SODIUM ACETATE Mallinckrodt Chemicals koostamisel kasutatud: 12/08/96; Inernational Chemical Safetyn Cards SODIUM ACETATE ICSC: 0565 NIOSH

Keemia → Keemia
13 allalaadimist
Hantshi
7
doc

Hantshi

Hinnang tulemusele: Saagise protsent on päris hea, ning aine saadi ka päris puhas Planaarkromotograafia Eluent.heksaani ja etüülatsetaadi segu (3:1) Aine lahustasin etanoolis Joonis 3 saadus Järeldus:Saadud aine on päris puhas Mehhanism: 3 R´ -CH3 R´´ - CH2CH3 R´ -CH3 R´´ - CH2CH3 R´ -CH3 R´´ - CH2CH3 R´ -CH3 R´´ - CH2CH3 1.Ammooniumatsetaat-ammonium acetate-CH3COONH4 M(CH3COONH4)=77,0828 g/mol (CH3COONH4)=1,17 g/ml St=112 0 C Kt-andmed puuduvad Lahustuvus:andmed puuduvad 4 CAS:631-61-68 Ohtutus:hüdroskoopne, vältida kontakti naha ja silmadega 1. http://chemfinder.cambridgesoft.com/result.asp 2.Uratropin-uratropine-C6H12N4 M(C6H12N4)=140,1816 g/mol (C6H12N4)=1,331 g/ml St=280 0 C Kt= andemed puuduvad Lahustuvus vees:85,3 g/100 m vees (23 0 C)

Keemia → Orgaaniline keemia
16 allalaadimist
Viljatus
12
pdf

Viljatus

DK ovari - munasarja diatermokoagulatsioon Ovulatsiooni induktsioon Clomiphene citratic (CC) 7 of 12 10/6/2006 10:46 PM Lastetu abielu http://www.ut.ee/ARNS/Lastetuabielu.html GnRH agonists - buserelin acetate: Suprecur, - goserelin acetate: Zoladex - nafarelin acetate: Synarel - triptorelin: Decapeptyl HMG : Humegon, Pergonal rec- FSH : Puregon, Gonal F HCG : Profasi, Pregnyl, Ovitrelle 2. Kirurgiline ravi Naised: Laparotoomia Laparoskoopia Hysteroscopia

Bioloogia → Bioloogia
25 allalaadimist
Oksüdatsiooni tase
4
pdf

Oksüdatsiooni tase

(HSO4)-1 hydrogen sulfate, bisulfate (ClO2)-1 chlorite (HCO3)-1 hydrogen carbonate, bicarbonate (ClO)-1 hypochlorite (HSO3)-1 hydrogen sulfite, bisulfite (IO3)-1 iodate (MnO4)-1 permanganate (BrO3)-1 bromate (OH)-1 hydroxide (C2H3O2)-1 acetate (CN)-1 cyanide (H2PO4)-1 dihydrogen phosphate -2 (SO4)-2 sulfate (CO3)-2 carbonate (CrO4)-2 chromate (SiF6)-2 hexafluorosilicate (Cr2O7)-2 dichromate (C4H4O6)-2 tartrate (C2O4)-2 oxalate (HPO4)-2 hydrogen phosphate -3

Keemia → Keemia
2 allalaadimist
Phosphate Binders-Your Questions Answered
2
docx

Phosphate Binders: Your Questions Answered

This can be challenging but is very important. Many of the common foods we eat are high in phosphate and it is very difficult to avoid some of these foods. Since these foods cannot easily be avoided, portion control is important. Speaking to a renal dietitian and learning how to read nutrition labels can help you control your phosphate levels. Drugs (Phosphate binders): There are various phosphate binders available in the United States: calcium carbonate (OScal®), calcium acetate (PhosLo®), sevelamer (Renvela®), lanthanum (Fosrenol®) and aluminum hydroxide (Amphojel®). They work by binding to phosphate in the gastrointestinal tract and forming a compound that cannot be absorbed into the blood and instead is then excreted in the feces. These medicines are most often used in patients who have end-stage renal disease (ESRD) or are on dialysis. However, they are sometimes used in patients with stages 3 and 4 chronic kidney disease (CKD).

Keeled → Inglise keel
2 allalaadimist
Ritteri reaktsioon
7
doc

Ritteri reaktsioon

Kasutatud kirjandus: 1. http://mt.legaltext.ee/esterm/ 2. http://webbook.nist.gov/cgi/cbook.cgi?Name=hexane&Units=SI 3. http://en.wikipedia.org/wiki/Hexane 6. Etüülatsetaat-etylacetate M (C4H8O2) =88,11 g/ mol =0,987 g/ cm3 St = -83,6 0 C Kt = 77,1 0 C Ohtlikkus: tuleohtlik, ärritava toimega Kasutatud kirjandus: 1. http://en.wikipedia.org/wiki/Ethyl_acetate 2. . http://mt.legaltext.ee/esterm/ 3. http://webbook.nist.gov/cgi/cbook.cgi?Name=ethyl+acetate&Units=SI 4. http://www.jtbaker.com/msds/englishhtml/e2850.htm 5. http://physchem.ox.ac.uk/MSDS/ET/ethyl_acetate.html 7

Keemia → Orgaaniline keemia
66 allalaadimist
Barbie ja lego ajalugu
2
doc

Barbie ja lego ajalugu

Taanis.Christansen alustas puust mänguasjade tootmist aastal 1932.a. Kompanii hakkas ennast nimetama ,,Lego"-ks kaks aastat hiljem- 1934 aastal.Kompani laienes plastik mänguasjade tootmiseni.Aastal 1940-1949 alustas Lego tuntud klotside tootmist ja nimetas need automaatselt ühenduvateks klotsideks.Need klotsid basseerusid suures osas ,,Kiddicraft"- i ise lukustavate klotside disainil, mis tulid turule Suur Britannias aastal 1947.Esimesed LEGO klotsid, mis olid toodetud ,,Cellulos acetate"-s arenesid traditsioonilisesvaimus puust klotsidest mida võis laduda üksteise peale üks kõik kuidas.Plastikklotsid võisid kokku lukustada,neil oli mitmeid tifte peal ja õõnes ristküliku kujuline põhi.Klotsid napsasid kokku, aga mitte nii tihedalt, et neid ei oleks saanud lahti tõmmata. Kompanii nime LEGO lõi Christiansen Taanist.Väljendist leg golt, mis tähendab ,,mängi ilusti".Nime võib ka tõlgendada ,,ma panen selle kokku" või ,,koostama" ladina keeles.Samas

Majandus → Tööstuskaup
21 allalaadimist
Kodutöö biotehnoloogias
50
xlsx

Kodutöö biotehnoloogias

1 G6P 1 -1 0 2 F6P 0 1 -1 3 FBP 0 0 1 4 GAP 0 0 0 5 Dihydroxyacetone-P 0 0 0 6 GBP 0 0 0 7 3PG 0 0 0 8 PEP 0 0 0 9 PYR 0 0 0 10 Lactate 0 0 0 11 Ace-CoA 0 0 0 12 Acetyl-P 0 0 0 13 Acetate 0 0 0 14 Acetaldehyde 0 0 0 15 Ethanol 0 0 0 16 Formate 0 0 0 17 OXA 0 0 0 18 2KG 0 0 0 19 Gluc-1,5-lactone-6P 0 0 0 20 6P-Gluconate 0 0 0 21 Ru-5P 0 0 0 22 R5P 0 0 0 23 X5P 0 0 0 24 S7P 0 0 0

Bioloogia → Biotehnoloogia
5 allalaadimist
Capillary electrophoresis i k
60
pdf

Capillary electrophoresis i.k.

during  electrophoresis  zones  have  "blurred".  Subsequent  achievements  in  electrophoresis  associated  with  the  stabilization  establishment  of  zones  in  the  solid  support  medium.  So,  in  1950,  as  a  solid  carrier  scientists  began  to  use  a  filter  paper,  in  1955  it  was  proposed  to  use  starch,  and  already  in  1957,  Cohn   proposed  to  use  as  the  solid  support  the  films  of  cellulose  acetate, which still remains one of the most commonly used carriers at clinical studies.  Almostly  the  same  time  has  been  developed  a  method  in  which  agarose  is  used  as  the  basis.  In  1960  have  been  developed  a  method  of  capillary  electrophoresis  and  only  in  1989  was  created  and  put  into  practice  the  first  analyzer,  based  on  capillary  electrophoresis  method  (Шевченко et al., 2006). 

Keemia → Instrumentaalanalüüs
6 allalaadimist
Formaldehyde
11
doc

Formaldehyde

presumably biological processes. Formaldehyde in aqueous effluent is degraded by activated sludge and sewage in 48­72 hours. In a die-away test, using water from a stagnant lake, degradation was complete in 30 hours under aerobic conditions and 48 hours under anaerobic conditions. Bhattacharya and Parkin used anaerobic chemostats to study fate and kinetic effects of sludge and continuous additions of formaldehyde to acetate and propionate enrichment systems. The high reduction of formaldehyde with continuous addition is indicative of biodegradation, since the combination of volatilization, adsorption, and chemical transformation should account for less than 25% of the removal. Up to 80% of the formaldehyde was removed, with biodegradation accounting for 55­60%. Sediment and Soil The fate of formaldehyde in soil has not been determined HEALTH EFFECTS Acute toxicity

Keeled → Inglise keel
4 allalaadimist
Liha töötlemine
1168
pdf

Liha töötlemine

Effects of chilling rate and location within 74:934–943. muscle on the quality of ham and loin muscles. Leach, L., M. Ellis, D. Sutton, F. McKeith, and E. Journal of Muscle Foods 14(2):107–118. Wilson. 1996. Influence of slaughter weight on Onibi, G. E., J. R. Scaife, I. Murray, and V. R. Fowler. growth and carcass characteristics, commercial 2000. Supplementary α-tocopherol acetate in full-fat cutting and curing yields, and meat quality of barrows rapeseed-based diets for pigs: Effect on performance, Technological Quality of Meat for Processing 41 plasma enzymes and meat drip loss. Journal of the edited by F. Shahidi. London: Blackie Academic and Science of Food and Agriculture 80(11):1617–1624. Professional. Pearson, A., and R. Young. 1989

Keeled → Inglise keel
22 allalaadimist
The 4-Hour Body - An Uncommon Guide to Rapid Fat-Loss-Incredible Sex-and Becoming Superhuman - Timothy Ferriss
574
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The 4-Hour Body - An Uncommon Guide to Rapid Fat-Loss, Incredible Sex, and Becoming Superhuman - Timothy Ferriss

" Food is complex and humans are overconfident. Consider the antioxidants we've identi ed thus far in garden-variety thyme, as listed by Michael Pollan in a New York Times Magazine article: 4-Terpineol, alanine, anethole, apigenin, ascorbic acid, beta carotene, ca eic acid, camphene, carvacrol, chlorogenic acid, chrysoeriol, eriodictyol, eugenol, ferulic acid, gallic acid, gamma-terpinene isochlorogenic acid, isoeugenol, isothymonin, kaempferol, labiatic acid, lauric acid, linalyl acetate, luteolin, methionine, myrcene, myristic acid, naringenin, acid, lauric acid, linalyl acetate, luteolin, methionine, myrcene, myristic acid, naringenin, oleanolic acid, p-coumoric acid, p-hydroxy-benzoic acid, palmitic acid, rosmarinic acid, selenium, tannin, thymol, tryptophan, ursolic acid, vanillic acid. And that's just thyme. So we must have it all gured out, right? My vote: not a chance. Pollan o ered the list to make the same point:

Keeled → Inglise keel
20 allalaadimist
TheCodeBreakers
946
pdf

TheCodeBreakers

ink and had to use urine. Sympathetic inks are solutions of chemicals that are colorless when dry but that react to form a visible compound when treated with another chemical, called the reagent. For example, when a spy writes in iron sulfate, nothing will be visible until it is painted over with a solution of potassium cyanate, when the two chemicals will combine to form ferric ferrocyanide, or Prussian blue, a particularly lovely hue. The colorless writing of lead sub-acetate will turn into a visible brown compound when moistened with sodium sulfhydrate. Copper sulfate can be developed with ammonia fumes, and it may have been this chemical that was used for the secret writing on the handkerchief of George Dasch, leader of the eight Nazi spies who landed by submarine on Long Island in 1942 to blow up American defense plants, railroad bridges, and canal locks. The red letters that appeared as if by magic when the pungent ammonia

Informaatika → krüptograafia
15 allalaadimist


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