United Kingdom
0.19 - 0.23$
price on 12.03.2023
| Country: | United Kingdom |
| Type: | Postage stamps |
| Series: | Royal Institute of Chemistry Centenary |
| Nominal: | 11 p |
| Year: | 1977 |
| Material: | Fluorescent Coated with all over phosphor |
| Size: | 41 x 30 mm |
| Perforation: | comb 14¾ x 14¼ |
| Mintage: | 8,460,000 |
Royal Institute of Chemistry Centenary
 Steroids - Conformational Analysis 0.11$ |  Vitamin C - Synthesis 0.17$ |  Starch - Chromatography 0.19$ |  Salt - Crystallography 0.17$ |