A chemical compound that is used as an indicator in acid-base titrations. It turns colorless in acidic solutions and pink in basic solutions. Reference standards of Phenolphthalein API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
stdClass Object ( [pname] => Phenolphthalein - API Standards [catalogue_number] => PA 43 04000 [category_ids] => ,71,80,81,84, [chemical_name] => [weight] => 318.32 [form] => C20H14O4 [cas] => 77-09-8 [pslug] => 77-09-8-phenolphthalein-api-pa4304000 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 43 04000
CAS :
Molecular Formula : C20H14O4
Molecular Weight : 318.32
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