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  2. Silver nitrate - Wikipedia

    en.wikipedia.org/wiki/Silver_nitrate

    Crystals of silver nitrate under a microscope. Silver nitrate is an inorganic compound with chemical formula AgNO 3.It is a versatile precursor to many other silver compounds, such as those used in photography.

  3. European hazard symbols - Wikipedia

    en.wikipedia.org/wiki/European_hazard_symbols

    The previous hazard symbols for chemicals, were introduced in the Directive Directive 67/548/EEC, in 1967, and required to be adopted no later than 1 January 1970. [6] The symbols were also included as a part of Directive 1999/45/EC. [7]

  4. Template:NFPA 704 diamond - Wikipedia

    en.wikipedia.org/wiki/Template:NFPA_704_diamond

    This template produces a NFPA 704 safety square with optionally four hazard codes. It is designed to be used in a table. It is designed to be used in a table. Primary use is through {{ Chembox }} , the {{ NFPA 704 }} box and {{ OrganicBox complete }} (chemical data pages).

  5. Template:NFPA 704 diamond/codes-overview - Wikipedia

    en.wikipedia.org/wiki/Template:NFPA_704_diamond/...

    Special hazard POI: Poisonous code S: RA: Special hazard RA: Radioactive. E.g. plutonium hyphen H-Health (blue): no hazard code hyphen F-Flammability (red): no hazard code hyphen I-Instability (yellow): no hazard code hyphen S-Special hazards (white): no code blank H <blank> Health (blue): no hazard code blank F <blank> Flammability (red): no ...

  6. NFPA 704 - Wikipedia

    en.wikipedia.org/wiki/NFPA_704

    "NFPA 704: Standard System for the Identification of the Hazards of Materials for Emergency Response" is a standard maintained by the U.S.-based National Fire Protection Association. First "tentatively adopted as a guide" in 1960, [ 1 ] and revised several times since then, it defines the " Safety Square " or " Fire Diamond " which is used to ...

  7. Hazard symbol - Wikipedia

    en.wikipedia.org/wiki/Hazard_symbol

    A chemical hazard symbol is a pictogram applied to containers and storage areas of dangerous chemical compounds to indicate the specific hazard, and thus the required precautions. There are several systems of labels, depending on the purpose, such as on the container for transportation, containers for end-use, or on a vehicle during transportation.

  8. GHS hazard pictograms - Wikipedia

    en.wikipedia.org/wiki/GHS_hazard_pictograms

    Hazard pictograms form part of the international Globally Harmonized System of Classification and Labelling of Chemicals (GHS). Two sets of pictograms are included within the GHS: one for the labelling of containers and for workplace hazard warnings, and a second for use during the transport of dangerous goods.

  9. Silver nitrite - Wikipedia

    en.wikipedia.org/wiki/Silver_nitrite

    Silver nitrite is produced from the reaction between silver nitrate and an alkali nitrite, such as sodium nitrite. [3] Silver nitrite is much less soluble in water than silver nitrate, and a solution of silver nitrate will readily precipitate silver nitrite upon addition of sodium nitrite: