§ 39802 Uht Sour Cream Standards

• •UHT sour cream must have at least 18% milk fat.
• •It must also have at least 0.5% acidity (measured as lactic acid).
• •If it doesn't meet these rules, it can't be called UHT sour cream.

You buy a tub of sour cream at the store.

If the label says 'UHT sour cream,' it must have at least 18% fat and 0.5% acidity. If it doesn't, the store could get in trouble for selling the wrong thing.