This standa.rd describes the procedure for calibrating tanks@ or portions of tanks@ larger than a barrel or drum by introducing or withdrawing measured quantities of liquid. NOTE 1.-Other calibration st.andarda are: API Standard 2550-ASTM D 1220: Measurement and Calibration of Upright C;dlindrical Tanks API Standard 2551-ASTM D 1410: Measurement and Calibration of HQ6ZOntal Tanks API Standard 2552-ASTM D 1408: Measurement and Calibration of Spheres and Spheroids. API Standard 2663-ASTM D l407: Measurement and Calibration of Barges API Standard 2554 ASTM D 1409: Measurement and Calibration of Tank Cars