H
13 Entries in this categoryHeterocycle
Ring-shaped chemical compound that contains at least one non-carbon atom in the ring
Hexamethylpararosaaniline chloride
Crystal violet - basic triphenylmethane dye, similar to malachite green
Homeostasis
Balance of physiological body functions (e.g. blood pressure, body temperature, blood pH, etc.)
Humic acid (HA)
Intermediate compounds in the formation or decomposition of humus, contain fewer aromatic rings and more oxygen-containing substituents than humins
Humic substance hydrolysates
The HS hydrolysates are probably the end members of the HS continuum, i.e. oxidation or hydrolysis products from humic substances.
Humic substances (HS)
In terms of quantity, humic substances constitute the most common class of organic matter on Earth, including in natural waters
Humins (H)
Humins are formed during humus formation in the topsoil; they are high-molecular-weight, barely soluble in water or alkali, and have a polyaromatic core and an acidic shell
Hydrogenase
Enzyme that catalyses the splitting of hydrogen into electrons and hydronium ions
hydrophilic
water-loving - strongly polar solvents that dissolve many salts, such as water and ethanol, are hydrophilic