<prompt> Translate the following text to English2 kuandaa mpango wa kuhakikisha ubora na malengo ya ubora wa data; 3 kuandaa maelezo ya maandishi ya maabara ya kawaida ya uendeshaji taratibu SOPs kwa ajili ya mimea ya majaribio, majaribio ya sumu, calibration chombo, sampuli mnyororo wa ulinzi, mifumo ya kufuatilia sampuli ya maabara, na kadhalika; na 4 utoaji wa kutosha, wafanyakazi wa kiufundi na nafasi sahihi na vifaa ili kuhakikisha data ya kuaminika.  <response>: 2 preparation of a quality assurance plan with data quality objectives; 3 preparation of written descriptions of laboratory standard operating procedures SOPs for test organism culturing, toxicity testing, instrument calibration, sample chain-of-custody, laboratory sample tracking system, etc.; and 4 provision of adequate, qualified technical staff and suitable space and equipment to assure reliable data. 