Milk Acidity Test Explained! 🥛🔬 | Titration Method Step by Step

🥛🧪 *How do we determine the acidity of milk in a dairy laboratory?* In this video, learn the **Determination of Acidity of Milk by the Titration Method**, an important practical in Dairy Chemistry and milk quality control. 🔬 *What You Will Learn:* ✅ Aim and principle of the milk acidity test ✅ Reagents and apparatus required ✅ Step-by-step experimental procedure ✅ Role of phenolphthalein indicator and 0.1 N NaOH ✅ Colour change at the titration endpoint ✅ Calculation of acidity as % lactic acid ✅ Observation, result and important viva questions 📌 *Formula:* Acidity (% lactic acid) = (mL of 0.1 N NaOH × 0.009 × 100) ÷ mL of milk sample 🥛 *Why is this test important?* Milk acidity testing helps assess milk freshness, monitor quality and detect changes associated with microbial activity and milk storage. 🎓 *Perfect for:* • B.Tech Dairy Technology students • Dairy Chemistry practical examinations • Food Technology students • Dairy laboratory and QC trainees • Practical record writing and viva preparation 📚 Subscribe for more Dairy Chemistry, Dairy Microbiology, Dairy Engineering, milk testing and dairy plant practicals. #MilkAcidity #DairyChemistry #MilkTesting #DairyTechnology #FoodTechnology #MilkQuality #Titration #DairyPractical #BTechDairyTechnology