A guideline reference range for MCH in health patient.. 27-32 pg A guideline reference range for MCH in health patient a. 80-98 fl. b. 27-32 pg*** c. 31.5-36 g/dl. d. 15.18 mg/dl. e. 13.5-18 g/dl. Share This: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook