FYI...MSM has ascorbic acid for 30 bucks for 5 LBS, 55 for 10lbs. says its the deal of the week. Don't know what the regular price is. 7.50 shipping.
Vitamins Ascorbic Acid 5 lbs Bulk Ascorbic Acid Powder
Vitamins Ascorbic Acid 5 lbs Bulk Ascorbic Acid Powder