Mrs. Stewarts Bluing is a simple, concentrated blue liquid that optically whitens white fabric. The white which is the brightest of whites is one which has a slight blue hue. MSB is nontoxic, biodegradable, non-hazardous and environmentally friendly.Other uses include, making a salt crystal garden, whitening hair and pets, detecting plumbing leaks, salmon fishing, brightening pool water, plus other uses.

• Brand Name: Mrs. Stewart's
• Scent: Unscented
• Product Type: Laundry Whitener
• Product Form: Liquid
• Container Size: 8 oz
• Biodegradable: Yes
• Contains Bleach: No
• Concentrated: Yes
• Packaging Type: Plastic Bottle
• High Efficiency: Yes
• Nontoxic product packaged in recyclable plastic
• Restores white in fabrics
• Works on synthetics as well as natural fabrics without harming fibers