What is the requirement to become a blood donor?

there are several conditions must be filled by blood pedonor. the following conditions must be fulfilled in my opinion: Physical and Spiritual HealthHeever between 17 and 65 years old, Minimal weight 45 kgHeemoglobin> 12.5gr% up to 17.0g% Blood pressure (systole) 100-170 mmHg]]) and (diastol ) 70-100 mmHg Body temperature between 36.6-37.5 degrees CelsiusNo have a blood clotting disorder or hemophilia Pulse rate ranges from 50-100 times / minLangement time of at least 3 months or 12 weeks from previous donor (maximum 5 times in 2 years)