Global Boron Trichloride Market By Type (Electronic Grade, Industrial Grade, And Others), By Application (Semiconductor Industry For Plasma Etching, Gas For Cvd, Raw Material For Boron Nitride (Bn), Raw Material For Pharmaceutical And Agrochemicals, Raw Material For Catalysts, And Others), By Region And Key Companies - Industry Segment Outlook, Market Assessment, Competition Scenario, Trends And Forecast 2019-2028