Ester
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Ester is an upgrade material in Arknights.
Item description
Ester used in industrial production. Can be used for a variety of upgrades and for production in the Factory.
One of the most important materials in modern industry. Its appearance has lead to the development of many modern products. This one, of course, is only a raw material that has practical application.
Usage
The first of the Ester-type upgrade materials, these organic substances have many uses, one of which includes Operator basic skill upgrades.
Acquisition
Store
- Two Esters are sometimes available at the Credit Store for the base price of 120
. - Eight Esters are available at the Headhunting Parametric Model Store for 25
.
Regular drops
| Operation | Sanity | Drop rate | Sanity per drop |
|---|---|---|---|
| 0-11 | 6 | Guaranteed (~111%) | ~5 |
| S2-7 | 12 | Guaranteed (~251%) | ~4 |
| GT-1 | 9 | Guaranteed | ? |
| AF-1 | 6 | Guaranteed | ? |
| TW-2 | 9 | Guaranteed | ? |
| DM-2 | 9 | Guaranteed | ? |
| RI-2 | 9 | Common | ? |
| MN-3 | 12 | Guaranteed | ? |
| MB-2 | 9 | Guaranteed | ? |
| WR-2 | 9 | Guaranteed | ? |
| OD-1 | 12 | Uncommon | ? |
| OD-2 | 12 | Uncommon | ? |
| WD-1 | 12 | Uncommon | ? |
| WD-2 | 12 | Uncommon | ? |
| SV-1 | 12 | Uncommon | ? |
| SV-2 | 12 | Uncommon | ? |
| NL-1 | 9 | Rare | ? |
| NL-2 | 9 | Rare | ? |
| NL-3 | 9 | Rare | ? |
| BI-1 | 9 | Rare | ? |
| BI-2 | 9 | Rare | ? |
| BI-3 | 9 | Rare | ? |
| IW-1 | 9 | Rare | ? |
| IW-2 | 9 | Rare | ? |
| IW-3 | 9 | Rare | ? |
| TB-1 | 9 | Rare | ? |
| TB-2 | 9 | Rare | ? |
| TB-3 | 12 | Uncommon | ? |
| TB-4 | 12 | Uncommon | ? |
| GA-1 | 9 | Rare | ? |
| GA-2 | 9 | Rare | ? |
| GA-3 | 9 | Rare | ? |
| SN-1 | 9 | Rare | ? |
| SN-2 | 9 | Rare | ? |
| SN-3 | 9 | Rare | ? |
| LE-1 | 9 | Rare | ? |
| LE-2 | 9 | Rare | ? |
| IC-1 | 9 | Rare | ? |
| IC-2 | 9 | Rare | ? |
| TC-1 | 9 | Common | ? |
| TC-3 | 12 | Guaranteed | ? |
| DV-1 | 9 | Rare | ? |
| DV-2 | 9 | Rare | ? |
| AW-1 | 9 | Rare | ? |
| AW-2 | 9 | Rare | ? |
| AW-3 | 12 | Uncommon | ? |
| AW-4 | 12 | Uncommon | ? |
| BW-1 | 9 | Rare | ? |
| BW-2 | 9 | Rare | ? |
| BW-3 | 12 | Uncommon | ? |
| BW-4 | 12 | Uncommon | ? |
| IS-1 | 9 | Rare | ? |
| IS-2 | 9 | Rare | ? |
| IS-3 | 9 | Rare | ? |
| FC-1 | 9 | Rare | ? |
| FC-2 | 9 | Rare | ? |
| WB-1 | 9 | Rare | ? |
| WB-2 | 9 | Rare | ? |
| WB-3 | 9 | Rare | ? |
| DC-1 | 9 | Rare | ? |
| DC-2 | 9 | Rare | ? |
| DC-3 | 12 | Uncommon | ? |
| DC-4 | 12 | Uncommon | ? |
| CW-1 | 9 | Rare | ? |
| CW-2 | 9 | Rare | ? |
| CW-3 | 9 | Rare | ? |
| HE-1 | 9 | Rare | ? |
| HE-2 | 9 | Rare | ? |
| HE-3 | 9 | Rare | ? |
| SL-1 | 9 | Rare | ? |
| SL-2 | 9 | Rare | ? |
| SL-3 | 9 | Rare | ? |
| FD-1 | 9 | Uncommon | ? |
| FD-2 | 9 | Uncommon | ? |
| FD-3 | 12 | Uncommon | ? |
| FD-4 | 12 | Uncommon | ? |
| CV-1 | 9 | Uncommon | ? |
| CV-2 | 9 | Uncommon | ? |
| CV-3 | 9 | Uncommon | ? |
| ZT-1 | 9 | Rare | ? |
| ZT-2 | 9 | Rare | ? |
| ZT-3 | 9 | Rare | ? |
Trivia
- In our world, ester is a high-quality solvent typically used in the production of plastics and resins, as well as synthetic lubricants.
See also
- Polyester – T2 counterpart
- Polyester Pack – T3 counterpart
- Polyester Lump – T4 counterpart