Standards 9 Quality control 8 Islam 5 Management 5 Religious aspects 5 ISO 9000 Series Standards 4 Automobiles 2 Equipment and supplies 2 Performance standards 2 Quality assurance 2 Total quality management 2 Auditing 1 Business enterprises 1 Charitable uses, trusts, and foundations (Islamic law) 1 Corporate profits 1 Finance 1 Free trade 1 Interpretation and construction 1 Islamic courts 1 Islamic law 1 Parts Design and construction Quality control Standards 1 Production standards 1 Retail trade 1 Universities and colleges 1 Zakat 1