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  2. Potassium hydrogen phthalate - Wikipedia

    en.wikipedia.org/wiki/Potassium_hydrogen_phthalate

    The pKa of KHP is 5.4, so its pH buffering range would be 4.4 to 6.4; however, due to the presence of the second acidic group that bears the potassium ion, the first pKa also contributes to the buffering range well below pH 4.0, which is why KHP is a good choice for use as a reference standard for pH 4.00.

  3. Immediately dangerous to life or health - Wikipedia

    en.wikipedia.org/wiki/Immediately_dangerous_to...

    The OSHA definition is arguably broad enough to include oxygen-deficient circumstances in the absence of "airborne contaminants", as well as many other chemical, thermal, or pneumatic hazards to life or health (e.g., pure helium, super-cooled or super-heated air, hyperbaric or hypo-baric or submerged chambers, etc.).

  4. Phthalic acid - Wikipedia

    en.wikipedia.org/wiki/Phthalic_acid

    The monopotassium salt, potassium hydrogen phthalate is a standard acid in analytical chemistry. Typically phthalate esters are prepared from the widely available phthalic anhydride . Reduction of phthalic acid with sodium amalgam in the presence of water gives the 1,3-cyclohexadiene derivative.

  5. GHS hazard statements - Wikipedia

    en.wikipedia.org/wiki/GHS_hazard_statements

    Hazard statements form part of the Globally Harmonized System of Classification and Labelling of Chemicals (GHS). They are intended to form a set of standardized phrases about the hazards of chemical substances and mixtures that can be translated into different languages.

  6. GHS hazard pictograms - Wikipedia

    en.wikipedia.org/wiki/GHS_hazard_pictograms

    Hazard pictograms are one of the key elements for the labelling of containers under the GHS, along with: [2] an identification of the product; a signal word – either Danger or Warning – where necessary; hazard statements, indicating the nature and degree of the risks posed by the product

  7. Police ID woman set on fire in shocking incident on New York ...

    www.aol.com/police-id-woman-set-fire-204337665.html

    Officials on Tuesday identified the woman who burned to death after she was set on fire inside a New York City subway train as 57-year-old Debrina Kawam.

  8. 5 Things to Do When You Wake Up for Better Blood Sugar ...

    www.aol.com/5-things-wake-better-blood-133600642...

    Eating dinner before 7 p.m. or at least two to three hours before bed can help your body bring down your post-meal glucose before you wind down.” Some research supports this, showing that ...

  9. After giving birth, I felt detached from my body. I decided ...

    www.aol.com/news/giving-birth-felt-detached-body...

    Before becoming pregnant, I came out as nonbinary but didn't change much of my appearance. After giving birth, I felt detached from myself and knew I needed to make changes.

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