{"product_id":"potassium-hydrogen-phthalate-ar","title":"Potassium Hydrogen Phthalate AR","description":"\u003cp data-start=\"65\" data-end=\"390\" style=\"padding-left: 40px; text-align: left;\"\u003ePotassium Hydrogen Phthalate AR is a high-purity analytical reagent commonly used as a primary standard in analytical chemistry laboratories. It is a white crystalline powder with excellent stability, making it ideal for accurate acid-base titrations and pH calibration applications. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"1f0lum5\" data-start=\"392\" data-end=\"411\" style=\"padding-left: 40px; text-align: left;\"\u003eKey Information\u003c\/h3\u003e\n\u003cp style=\"padding-left: 40px; text-align: left;\"\u003eChemical Name: Potassium Hydrogen Phthalate\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px; text-align: left;\"\u003eSynonyms: Potassium Biphthalate, KHP, Potassium Acid Phthalate\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px; text-align: left;\"\u003eChemical Formula: C₈H₅KO₄\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px; text-align: left;\"\u003eMolecular Weight: 204.22 g\/mol\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px; text-align: left;\"\u003eCAS Number: 877-24-7\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px; text-align: left;\"\u003eAppearance: White crystalline powder\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px; text-align: left;\"\u003eGrade: Analytical Reagent (AR)\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px; text-align: left;\"\u003ePurity\/Assay: Typically 99.5–100.1% \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"1wmkqvx\" data-start=\"512\" data-end=\"537\" style=\"padding-left: 40px; text-align: left;\"\u003eUses and Application:\u003c\/h3\u003e\n\u003cp style=\"padding-left: 40px; text-align: left;\"\u003ePrimary standard for standardisation of Sodium Hydroxide (NaOH)\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px; text-align: left;\"\u003eAcid-base titration analysis\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px; text-align: left;\"\u003ePreparation of buffer solutions\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px; text-align: left;\"\u003epH meter calibration\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px; text-align: left;\"\u003eAnalytical laboratory reagent\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px; text-align: left;\"\u003eTOC calibration standard\u003c\/p\u003e\n\u003ch3 data-section-id=\"1yntfqd\" data-start=\"752\" data-end=\"764\" style=\"padding-left: 40px; text-align: left;\"\u003eStorage:\u003c\/h3\u003e\n\u003cp style=\"padding-left: 40px; text-align: left;\"\u003eStore in a cool, dry and well-ventilated area\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px; text-align: left;\"\u003eKeep container tightly closed when not in use\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px; text-align: left;\"\u003eProtect from moisture and direct sunlight\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px; text-align: left;\"\u003eStore away from incompatible materials\u003c\/p\u003e\n\u003ch3 data-section-id=\"1046seq\" data-start=\"1025\" data-end=\"1048\" style=\"padding-left: 40px; text-align: left;\"\u003ePhysical Properties\u003c\/h3\u003e\n\u003cp style=\"padding-left: 40px; text-align: left;\"\u003eSolubility in Water: Approx. 80–93 g\/L\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px; text-align: left;\"\u003epH (0.05M solution): About 4.0\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px; text-align: left;\"\u003eMelting Point: Approx. 295–300°C (decomposes) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"4676pp\" data-start=\"947\" data-end=\"973\" style=\"padding-left: 40px; text-align: left;\"\u003eHazardous Information:\u003c\/h3\u003e\n\u003cp style=\"padding-left: 40px; text-align: left;\"\u003eGenerally classified as Non-Dangerous Goods\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px; text-align: left;\"\u003eMay cause mild irritation to eyes, skin and respiratory tract\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px; text-align: left;\"\u003eAvoid generating or inhaling dust\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px; text-align: left;\"\u003eNot classified as hazardous under normal laboratory handling conditions\u003c\/p\u003e\n\u003ch3 data-section-id=\"1k1ede3\" data-start=\"1195\" data-end=\"1215\" style=\"padding-left: 40px; text-align: left;\"\u003eSafety Measures:\u003c\/h3\u003e\n\u003cp style=\"padding-left: 40px; text-align: left;\"\u003eWear suitable protective gloves, safety glasses and laboratory clothing\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px; text-align: left;\"\u003eAvoid contact with eyes and skin\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px; text-align: left;\"\u003eUse in a well-ventilated area\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px; text-align: left;\"\u003eWash hands thoroughly after handling\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px; text-align: left;\"\u003eIn case of eye contact, rinse immediately with plenty of water\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px; text-align: left;\"\u003eIf inhaled, move the person to fresh air\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px; text-align: left;\"\u003eKeep out of reach of children and unauthorised personnel\u003c\/p\u003e","brand":"Anpros","offers":[{"title":"100G","offer_id":53104526426431,"sku":"LC KHP - 100G","price":80.8,"currency_code":"AUD","in_stock":true},{"title":"500G","offer_id":53104526459199,"sku":"LC KHP - 500G","price":162.8,"currency_code":"AUD","in_stock":true}],"url":"https:\/\/anpros.com.au\/products\/potassium-hydrogen-phthalate-ar","provider":"Anpros","version":"1.0","type":"link"}