Glyceric acid

Glycerol (99%), 1,3-dihydroxyacetone dimer
(97%), glyceraldehyde (90%), glycolic acid (99%), lactic acid (98%),
pyruvic aldehyde (40 wt % in H₂O), cyclohexene (99%), cyclohexane
(99.5%), sodium hydroxide (98%), benzene (99.9%), hexachloroplatinic
acid (H₂PtCl₆·xH₂O, 99.9%), zirconium oxide (nanopowder, <100 nm), cerium oxide
(nanopowder), and titanium oxide (P25) were purchased from Sigma-Aldrich.
Glyceric acid (20 wt % in H₂O) was purchased from TCI Chemicals.
The H₂O used in this work was always of Milli-Q grade.
All chemicals were used without further purification.

Glycerol (99%), 1,3-dihydroxyacetone dimer
(97%), glyceraldehyde (90%), methyl glycolate (98%), methyl lactate
(98%), pyruvic aldehyde (40 wt % in H₂O), tartronic acid
(97%), gold(III) chloride hydrate (99.999%), poly(vinyl alcohol) (PVA,
MW 9000–10000, 80% hydrolyzed), sodium borohydride (99%), cetyltrimethylammonium
bromide (CTAB, 99%), tetraethyl orthosilicate (TEOS, 98%), tin chloride
pentahydrate (SnCl₄·5H₂O, 98%), urea (99.5%),
copper oxide, zinc oxide, zirconium oxide, titanium oxide (P25), and
niobium oxide were purchased from Sigma-Aldrich. Hydrotalcite (HT,
Mg/Al = 2) was kindly provided by Kisuma Chemicals BV. USY zeolite
(CBV600, Si/Al = 2.6) was purchased from Zeolyst. Glyceric acid (20
wt % in H₂O) was purchased from TCI Chemicals. The H₂O used in this work was always of Milli-Q grade. All chemicals
were used without further purification.