Mumbai, July 23 (Reporter) The BSE Sensex remained weak on Tuesday too, declining 142 pts at 80,359.50 in opening session as almost all the stocks were by in red ahead of budget to be presented today. The National Stock Exchange (NSE) declined 71.55 pts to 24,437.70. The BSE registered intra days high and low at 80,766.41 and 80,336.41 pts respectively. The NSE registered days high and low at 24,582.55 and 24,432.75 pts respectively. The Mid Cap slipped by 0.46 pc and Small Cap by 0.16 pc. In 30 scrips, 11 advanced while 19 declined . The losers were Powergrid by 1.21 pc to Rs 334.40, Tata Steel by 1.15 pc to Rs 158.50, HCL Technology by 0.97 pc to Rs 158.80 and Bajaj Finserv by 0.79 pc to Rs 1618.55. The gainers were L& T by 1.07 pc to Rs 3690.60, Ultracemco by 0.84 pc to Rs 11612.70, ITC by 0.63 pc to Rs 469.25 and NTPC by 0.36 pc to Rs 374.90...////...