Assertion: bleach's effect | /r/HasProperty | achieved
Facets:
Source sentences:
text: Once the desired effects are achieved, bleaching should be stopped.
text: A blotter is saturated with the bleaching solution and the object, relaxed with moisture, is placed upon it, and monitored until desired effect is achieved.
text: 2) immerse object in alkaline water bath, then in the bleach bath until desired effect is achieved, rinse in alkaline H 2 O, then immerse in alkaline anti-chlor and rinse again; 3) test for residual chlorine; exceedingly important that paper be alkaline (around pH 9) during bleaching; an alkaline water rinse after bleaching will promote removal of bleach residues and modified stain materials.
text: 1) pretreat paper as necessary; 2) prepare a 2% solution of sodium chlorite for every liter of solution and add 15 ml to 25 ml of formalin solution (40% formaldehyde in water for every liter of solution); 3) wearing respirator, immerse wet object into bleach until just before desired effect is achieved; 4) remove paper and rinse extensively in water (use of fumehood recommended for washing procedure); 5) dry object and take surface pH; 6) following bleaching deacidify in calcium hydroxide for 30 minutes if necessary and appropriate for object; 7) neutralize bleach bath prior to disposal with 2–7% thiosulfate to eliminate any active chemicals which may remain; test for chlorine residues with KI/I 2 strips.