For preparative ultracentrifugation, fractions from the column were concentrated by negative pressure dialysis to volumes of 1 ml or less, transferred to cellulose tubes and diluted to 12 ml with isotonic saline.

For 600 years, from 936 to 1531, Aachen Cathedral was the church of coronation for 30 German kings and 12 queens.

For example, if for a given problem size a parallelized implementation of an algorithm can run 12 % of the algorithm's operations arbitrarily quickly ( while the remaining 88 % of the operations are not parallelizable ), Amdahl's law states that the maximum speedup of the parallelized version is times as fast as the non-parallelized implementation.

For their 60th season in a row ( 79th overall ), Roma competed in Serie A for the 2011 – 12 season.

For comparison, a Roman 1st BC century catapult using stones of 6. 55 kg fired with a kinetic energy of 16, 000 joules, while a mid 19th century 12 pound cannon firing projectiles of 4. 1 kg fired the projectile with a kinetic energy of 240, 000 joules.

For example, the August 12, 1974 Doonesbury strip awarded a 1975 Pulitzer Prize for its depiction of the Watergate scandal.

For instance, the Collatz conjecture, which concerns whether or not certain sequences of integers terminate, has been tested for all integers up to 1. 2 × 10 < sup > 12 </ sup > ( over a trillion ).

For administrative purposes, Caltrans has divided the state of California into 12 districts supervised by district offices.

For instance, the jersey numbers of inductees Aikman ( 8 ), Staubach ( 12 ), Hayes and Smith ( 22 ), Irvin ( 88 ), and Lilly ( 74 ) were not worn during the 2008 season.

For example, 10 means ten, 12 means twelve.

For example, a hanging tom 12 " in diameter and 8 " deep would be described by Tama as 8x12, but by Pearl as 12x8, and a standard diameter Ludwig snare drum 5 " deep is a 5x14, while a Premier of the same dimensions is a 14x5.

For example, a rectangle with a width of 3 and a length of 4 has an area that represents the product, 12.

For 2006, $ 9. 6 billion of revenue came from the Americas ( Canada, Latin America, and the United States ); $ 8 billion from Europe, Middle East, and Africa ; $ 1. 5 billion from Asia-Pacific ; Services ' revenue was: Infrastructure $ 12 billion, Applications Software $ 5. 9 billion, Business Process Outsourcing $ 3 billion and all other $ 421 million.

For example, 21 is the GCD of 252 and 105 ( 252 = 12 × 21 ; 105 = 5 × 21 ); since 252 − 105 = ( 12 − 5 ) × 21 = 147, the GCD of 147 and 105 is also 21.

For example, the GCD of 8 and 12 is 4.

For youths the length of the halves is reduced-25 minutes at ages 12 to 16 and 20 minutes at ages 8 to 12, though national federations of some countries may differ in their implementation from the official guidelines.

For the national parliament, Indonesian Democratic Party-Struggle ( PDI-P, led by Sukarno's daughter Megawati Sukarnoputri ) won 34 % of the vote ; Golkar ( Suharto's party ; formerly the only legal party of government ) 22 %; United Development Party ( PPP, led by Hamzah Haz ) 12 %; and National Awakening Party ( PKB, led by Abdurrahman Wahid ) 10 %.

For example the 2. 4000 – 2. 4835 GHz band is divided into 13 channels spaced 5 MHz apart, with channel 1 centered on 2. 412 GHz and 13 on 2. 472 GHz ( to which Japan added a 14th channel 12 MHz above channel 13 which was only allowed for 802. 11b ).

For many areas of Kenya, the daytime temperature rises about 12 C ( corresponding to a rise of about 22F ), almost every day.

For example, if an exam contains 12 questions each worth 10 points, the test-taker need only answer 10 questions to achieve a maximum possible score of 100 points.

For comparison, Lake Superior has an average depth of 483 feet ( 147 m ), a volume of 2, 900 cubic miles ( 12, 100 km < sup > 3 </ sup >) and shoreline of 2, 726 miles ( 4, 385 km ).

For instance, beginning at ( approximately 3. 83 ) there is a range of parameters r which show oscillation among three values, and for slightly higher values of r oscillation among 6 values, then 12 etc.

For example, Metro Transit Route 12 in Minneapolis, to aid commute times for downtown workers, will during peak hours operate as non-stop for approximately 8 blocks between Franklin Avenue and Uptown Transit Station, when normally the route serves all stops along that section.

For example, the level of improvement noted in a recent experiment with a short course of immediate treatment for parent-child relationship problems compared favorably with the results reported by typical child guidance clinics where the hours spent in purely diagnostic study may equal or exceed the number of hours devoted to actual treatment interviews in the experimental project.

For two hours they drove her from one strong point to another along the side of the Reef, trying to maneuver her onto the plain where they could get a good throw.

For example, if a program needs 20 hours using a single processor core, and a particular portion of 1 hour cannot be parallelized, while the remaining promising portion of 19 hours ( 95 %) can be parallelized, then regardless of how many processors we devote to a parallelized execution of this program, the minimum execution time cannot be less than that critical 1 hour.

The Independent review of the 1995 National Theatre revival praised the production, writing " For three hours of gloriously barbed bliss and bewitchment, Sean Mathias's production establishes the show as a minor miracle of astringent worldly wisdom and one that is haunted by less earthy intimations.

For example in the case of anthrax, it is likely that by 24 – 36 hours after an attack, some small percentage of individuals ( those with compromised immune system or who had received a large dose of the organism due to proximity to the release point ) will become ill with classical symptoms and signs ( including a virtually unique chest X-ray finding, often recognized by public health officials if they receive timely reports ).

For more than two months, Nelson chased the French, on several occasions only missing them by a matter of hours.

For certain genetic strains of cholera, such as the one present during the 2010 epidemic in Haiti and the 2004 outbreak in India, death can occur within two hours of becoming ill.

For example, one 640MB compact disc ( CD ) holds approximately one hour of uncompressed high fidelity music, less than 2 hours of music compressed losslessly, or 7 hours of music compressed in the MP3 format at a medium bit rate.

For large projects, PV is almost always an allocation of the total project budget, and may be in units of currency ( e. g., dollars or euros ) or in labor hours, or both.

For example, the law on primary education lists the subjects to the taught, and the regulation specifies the required number of teaching hours.

For example, many key failure points associated with wire and connectors will be eliminated thus hours spent troubleshooting wires and connectors will be reduced.

For almost four hours bombs rained down on Gernika in an " experiment " for the blitzkrieg tactics and bombing of civilians seen in later wars.

For example, states and activities, but not usually achievements, can be used in English with a prepositional for-phrase describing a time duration: " I had a car for five hours ", " I shopped for five hours ", but not "* I bought a car for five hours ".

For the more severe disorders, such as type 1 glycogen storage disease, this may be supplied in the form of cornstarch every few hours or by continuous gastric infusion.

: For smaller units of time, see Measurement of hours below.

For example, the individual must be exhibiting behavior that is a danger to himself or others in order to be held, the hold must be for evaluation only and a court order must be received for more than very short term treatment or hospitalization ( typically no longer than 72 hours ).

For some hours yesterday there were never less than a couple of hundred persons waiting their turn of admission, and yet, after all, the diamond does not satisfy.

For example, if you prepare agricultural products for market you can work over 72 hours a week, if you want to, but you cannot be required to.

For example, Kepler in Harmonices Mundi gives Saturn's year as 10759D12 ', that is 10759 ( Earth ) days, 4 hours, and 48 ( usual ) minutes ( roughly 29. 5 years ).