# Rock Salt Ingot

**Item ID**: 5806
**Type**: Currency
**Grade**: White
**Weight**: 0.3 LT
**Warehouse Capacity**: 1.00 VT
**NPC Buy**: 30,000 silver
**NPC Sell**: 6,000 silver

## Flavor

An ingot formed by mixing deep sea minerals with sea salt that's used in ship construction.


## Usage

Upgrade Epheria Cog, Trader




## Acquisition

### How to Obtain

Exchange with [Level 2] Sea Trade Goods.
- - Exchangeable Sea Trade Goods
- Conch Shell Ornament, Balanced Stone Pagoda, Urchin Spine, Cron Castle Gold Coin, Sea Survival Kit, Supreme Oyster Box, Opulent Marble, Narvo Sea Cucumber



## From the Knowledge Book

**Rock Salt Ingot**

An ingot of solidified mixture of deep sea minerals and salt that have been developed under the sea. It is used as a construction material.

See [Rock Salt Ingot](/knowledge/9883.md) for the full entry.

## Crafting & Exchange

### Exchange Requirements

Items needed before this item can be received from an exchange:
- [Mystical Parchment](/item/820901.md) — ×14 _(Cotton Cultivation)_
- [Copper Ingot](/item/4058.md) — ×100 _(Cotton Cultivation)_
- [Gold Ingot](/item/4255.md) — ×50 _(Cotton Cultivation)_
- [Powder of Rifts](/item/4803.md) — ×500 _(Cotton Cultivation)_
- [Rough Blue Crystal](/item/4411.md) — ×100 _(Cotton Cultivation)_
- [Black Stone Powder](/item/4901.md) — ×100 _(Cotton Cultivation)_