Ergocalciferol is vitamin D2. Vitamin D is important for the absorption of calcium from the stomach and for the functioning of calcium in the body. Ergocalciferol is used to treat hypoparathyroidism (decreased functioning of the parathyroid glands).
LOT - Limit of Technology [Internet]; August 7, 2016 [cited 2016 AUG 7]. Available from: https://www.allacronyms.com/LOT/Limit_of_Technology.
Lot 1 - Measurement Services for business customers domestic and non-domestic services designed for small and metrological laboratory, Lot 2 - services retail electricity meter reading (non-household residential customers and small scales energy meters)  Division into lots Yup.