What name is given to a mixture of bicarbonate and tartaric acid used in cooking?

What name is given to a mixture of bicarbonate and tartaric acid used in cooking?

کھانا پکانے میں استعمال ہونے والے بائی کاربونیٹ اور ٹارٹرک ایسڈ کے مرکب کو کیا نام دیا جاتا ہے؟
Explanation

Baking powder is a dry chemical and a mixture of bicarbonate and a weak acid (tartaric acid).

Baking powder is used to increase the volume and lighten the texture of baked goods.