| No. | Product Name | CAS | Specification | Minimal packaging | Remarks |
| 261 |
Zinc powder |
31396-84-6 | 3N/5N | 25g/bottle | |
| 262 |
Titanium powder |
7440-32-6 | 3N | 25g/bottle | |
| 263 |
Cobalt powder |
AR/3N | 25g/bottle | ||
| 264 |
Manganese powder |
7439-96-5 | 3N | 25g/bottle | |
| 265 |
Tin powder |
7440-31-5 | AR/3N | 25g/bottle | |
| 266 |
Chromium powder |
7440-47-3 | 3N | 25g/bottle | |
| 267 |
Indium powder |
7440-74-6 | 4N | 25g/bottle | |
| 268 |
Iron powder |
7439-89-6 | 4N | 25g/bottle | |
| 269 |
Yttrium powder |
7440-65-5 | 3N | 25g/bottle | |
| 270 |
Zirconium powder |
7440-67-7 | 2N | 200g/bottle | |
| 271 |
Potassium hydrogen phthalate |
877-24-7 | PT | 100g/bottle | |
| 272 |
Potassium dichromate |
7778-50-9 | PT | 100g/bottle | |
| 273 |
Potassium chloride |
7447-40-7 | PT | 100g/bottle | |
| 274 |
Sodium Chloride |
2647-14-5 | PT | 100g/bottle | |
| 275 |
Sodium oxalate |
62-76-0 | PT | 100g/bottle | |
| 276 |
Ethylenediaminetetraacetic acid disodium salt |
139-33-3 | PT | 100g/bottle | |
| 277 |
Sodium carbonate anhydrous |
497-19-8 | PT | 100g/bottle |



