Also found in: Medical.


1. Containing three univalent basic atoms or groups per molecule. Used of a base or salt. Na3PO4 is an example of a tribasic salt.
2. Triprotic.


1. (Chemistry) (of an acid) containing three replaceable hydrogen atoms in the molecule
2. (Chemistry) (of a molecule) containing three monovalent basic atoms or groups in the molecule


(traɪˈbeɪ sɪk)

(of an acid) having three atoms of hydrogen replaceable by basic atoms or groups.
References in periodicals archive ?
Relative bioavailability of copper in tribasic copper chloride to copper in copper sulfate for laying hens based on egg yolk and feather copper concentrations.
Ammonium formate, silica, sodium phosphate monobasic, sodium citrate tribasic dehydrate, sodium acetate, taurocholic acid sodium salt hydrate, N-acetylgalactosamine and D-saccharic acid 1,4 lactone monohydrate were purchased from SigmaAldrich.
Effects of dietary supplementation with copper sulfate or tribasic copper chloride on broiler performance, relative copper bioavailabiliy, and ovidation stability of vitamin E in feed.
12] Humic acid is a mixture of many different acids that contain carboxyl and phenolate groups which behave functionally as dibasic, and sometimes tribasic, acids.
Lead-based stabilizers such as tribasic lead sulfate and lead stearates continue to be widely used in PVC products (Jennings & Starnes, 2005).
calcium carbonate, calcium chloride, calcium phosphate, tribasic calcium phosphate, calcium citrate malate, calcium lactate, calcium gluconate, calcium lactate gluconate, and natural milk calcium (GOLDSCHER; EDELSTEIN, 1996; TATEO et al.
As-prepared ZHS@MDFP as flame retardant was mixed with proper amounts of PVC (Tianjin Bohai Chemical Industry Company; Tianjin, China), di(2-ethylhexyl)phthalate (denoted as DOP; Tianjin Kermel Chemical Reagent Company; Tianjin, China) plasticizer, tribasic lead sulfate (Huixian Yukang Grease Chemical Company; Xinxiang, China) stabilizer, stearic acid (Tianjin Kermel Chemical Reagent Company; Tianjin, China), and calcium stearate (Tianjin Guangfu Fine Chemical Research Institure; Tianjin, China) lubricants to fabricate flame-retarded PVC.
Participants were given either tribasic sodium phosphate dodecahydrate (Challenge Chemicals Australia, Kwinana, Western Australia; 50 mg x kg x [FFM.
Triglycerides are esters of glycerol tribasic alcohol, in the blood their bound to lipoproteins.
Whereas the rigid pipe and sheet compounds were prepared as un-plasticized PVC category containing different fillers/stabilizers like tribasic lead sulphate (6 phr), lead stearate (1 phr), glyceryl monostearate (0.
At one time, it was common practice to tank mix DDT (Dichloro-diphenyl-trichloroethane) with a variety of chemicals, such as toxaphene, methyl parathion, a wetting agent, a sticker, maneb (manganese ethylene bisdithiocarbamate), tribasic copper sulfate, streptomycin, wettable sulfur, urea LB (Lo-Biuret Urea), epsom salt, magnesium sulfate, potassium nitrate, manganese sulfate, Solubor (boron), sodium molybdate, Foam Buster, molasses, and Cygon (dimethoate).