{"product_id":"chinhydron-5g","title":"Chinhydron 5g","description":"\u003ch1\u003eChinhydron\u003c\/h1\u003e\n\u003cp\u003e\u003cstrong\u003eSynonyms:\u003c\/strong\u003e Hydroquinone and Quinone Complex 1:1, Chinhydron\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eChemical Formula:\u003c\/strong\u003e \u003csub\u003eC12H10O4\u003c\/sub\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMolar Mass:\u003c\/strong\u003e 218.21 g\/mol\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCAS Number:\u003c\/strong\u003e 106-34-3\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eEC (EINECS) Number:\u003c\/strong\u003e 203-387-6\u003c\/p\u003e\n\n\u003ch2\u003ePhysicochemical Properties\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAppearance:\u003c\/strong\u003e reddish-brown solid\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMelting Point:\u003c\/strong\u003e 167-172°C\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDensity:\u003c\/strong\u003e approx. 1.4 g\/cm³ (20°C)\u003c\/li\u003e\n  \u003cli\u003eSolubility\u003cstrong\u003e in Water:\u003c\/strong\u003e approx. 4 g\/l (20°C)\u003c\/li\u003e\n  \u003cli\u003eSolubility\u003cstrong\u003e in Other Solvents:\u003c\/strong\u003e soluble in ethanol and concentrated ammonium hydroxide\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePartition Coefficient n-Octanol\/Water (log P):\u003c\/strong\u003e 0.16\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eUses\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eUse as a component of a quinhydrone electrode for pH measurement\u003c\/li\u003e\n  \u003cli\u003eUse as a reagent in potentiometric titration\u003c\/li\u003e\n  \u003cli\u003eUse as a π-acceptor in the formation of charge transfer complexes in spectrophotometric analysis\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eToxicological Information\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e\u003csub\u003eLD50\u003c\/sub\u003e (oral, rat):\u003c\/strong\u003e 225 mg\/kg\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIrritant Effect:\u003c\/strong\u003e May cause skin, eye, and respiratory tract irritation\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePossible Effects:\u003c\/strong\u003e Methemoglobinemia, central nervous system disorders, cardiovascular disorders\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePrecautions\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eH-phrases\u003cstrong\u003e:\u003c\/strong\u003e H301 (Toxic if swallowed), H315 (Causes skin irritation), H319 (Causes serious eye irritation), H335 (May cause respiratory irritation)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eP-phrases:\u003c\/strong\u003e P261 (Avoid breathing dust\/fume\/gas\/mist\/vapors\/spray), P301+P310 (IF SWALLOWED: Immediately call a POISON CENTER or doctor), P305+P351+P338 (IF IN EYES: Rinse cautiously with water for several minutes).\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eStorage Conditions\u003c\/h2\u003e\n\u003cp\u003eStore in a tightly closed container in a cool, dry, and well-ventilated place. Protect from light, heat, and air. Store under nitrogen atmosphere.\u003c\/p\u003e\n\n\u003ch2\u003eTransport Information\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTransport Hazard Class (ADR\/RID):\u003c\/strong\u003e 6.1 (toxic substances)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackaging Group:\u003c\/strong\u003e III\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnvironmental Hazards:\u003c\/strong\u003e Product is hazardous to the aquatic environment\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Biolaboratorium","offers":[{"title":"Default Title","offer_id":55132422373724,"sku":"CHEM-422234207-5g","price":22.64,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/0491\/0119\/files\/e98b066156f24f47174cb242dbc116f7.jpg?v=1753827085","url":"https:\/\/miolaboratorium.com\/en\/products\/chinhydron-5g","provider":"Biolaboratorium","version":"1.0","type":"link"}