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Phenolphthalein (/ f ɛ ˈ n ɒ l (f) θ ə l iː n / [citation needed] feh-NOL(F)-thə-leen) is a chemical compound with the formula C 20 H 14 O 4 and is often written as "HIn", "HPh", "phph" or simply "Ph" in shorthand notation. Phenolphthalein is often used as an indicator in acid–base titrations.
[6] The LPGMA alleged that the FPI is a front of the Big 3, or the main three petroleum firms in the Philippines – Shell, Petron, and Chevron. [ 7 ] Their participation in the 2013 elections was challenged by the FPI which argued that retailers are not eligible to have partylist representation as per the Partylist Law or the 1986 Philippine ...
The economic history of the Philippines is shaped by its colonial past, evolving governance, and integration into the global economy. Prior to Spanish colonization in the 16th century, the islands had a flourishing economy centered around agriculture, fisheries, and trade with neighboring countries like China, Japan, and Southeast Asia.
More than 371 drugs approved by the FDA between the years of 1951 and 2020 contain either a phenol or a phenolic ether (a phenol with an alkyl), with nearly every class of small molecule drugs being represented, and natural products making up a large portion of this list. [17]
It was under Limpe-Aw's tenure that Destileria Limtuaco introduced the "Philippine Craft Spirits" line. [5] By the 2010s, the export market of the distillery include China, Japan, South Korea, Malaysia, Thailand, and Taiwan. [4] The distillery gained the reputation of being the oldest in the Philippines for existing for at least a century. [6 ...
In 1984 and 1985 the Philippines saw the worst recession in its history: the economy contracted by 7.3% for two successive years. [1] Data from the Philippine Statistics Authority for 1985 showed that poverty incidence in families was at 44.2%—4.3 percentage points higher than in 1991 during the presidency of Corazon Aquino.
History; Philippines; Name: BRP Gabriela Silang: Namesake: María Josefa Gabriela Cariño de Silang: Ordered: September 6, 2017: Builder: OCEA S.A., Les Sables-d'Olonne, France Cost: UNKNOWN since the ₱5.6B contract price also includes 4 units 24-m fast patrol boats + 5-yr maintenance contract instead of the usual 2 yrs [1]
The Philippine Commission enacts the Sedition Act December 14 An earthquake estimated of magnitude 7.8 shakes Lucena City. 1902 January The first labor union of The Country, Union de Litografose Impresores de Filipinas, is organized. January 21 The Philippine Commission calls for the organization of Public Schools in the Philippines. March 30