Boric Acid, 2% w/v w/Indicator (Methylene Blue-Methyl Red) for Nitrogen(Ammonia)
Manufacturer: LabChem
Chemical Solution, Boric Acid, 2% w/v with Indicator (Methylene Blue-Methyl Red), for Nitrogen (Ammonia), Nitrogen (Organic), LabChem, APHA 4500-NH_ B,C, 4500-Norg B