- Company name
- UMAI CHEMICAL CO.,LTD.
- Masaharu Umai
- 1599 (Keicho period 4)
- January, 1944
- 35 million yen
- 60 (as of May 2020)
- Business contents
- Chemical manufacturing and a trading company in chemical products
【Headquarters / Head Office Factory】
60 Matsushima,Kurosaki,Muya-cho,Naruto-shi,Tokushima-ken 772-0001,Japan
1F Kotobuki building ,3-10-21, Kitaaoyama, Minato-ku, Tokyo 107-0061, Japan
4-3-9, Minamikuhojicho, Chuo-ku, Osaka 541-0058,Japan
☜Click here for inquiries.
manufacturing industry as a drug substance
manufacturing and sales industry as medicine for animals
manufacturing and sales industry as cosmetic
manufacturing industry as food additives and feed additives
ISO 9001 ( Magnesium chloride、AdBlue®)
JIS K2247-1 (AdBlue® )
Social Contribution Activities
We engage in social contribution activities for the local community.
1. We engage in tax education activities for elementary school students in the Naruto
Corporate tax association and fund-raising activity by charity golf competition. (Donation to public facilities)
2. Donation to rebuilding Shiogama Shrine in 2011.
*Shiogama means Reactor used in salt production.
- 1599 (Keicho4)
- Founded as salt producing with a salt field at Naruto by Hichirobee Umai
- Started as salt producing as material with bittern which is by-product of salt
- Founded the pharmaceutical association using a bittern in Tokushima Prefecture
- UMAI SHOTEN was established in January.
*SHOTEN means a trading company.
- Headquarters and head factory built in Naruto and started production of Magnesium sulfate.
- Osaka branch opened.
- Started production of Magnesium sulfate(trihydrate－anhydrate) and Japan Pharmacopoeia (JP) Reference Standard.
- Changed company name to UMAI Chemical CO.,LTD..
Started production of Sodium bisulfate.
- Tokyo branch opened.
- Produced Magnesium sulfate by chemical synthesis instead of salt by－product.
- Built a private port and storage tank for sulfuric acid.
- Construction of Naruto (Kurosaki area) factory and established new factory of Magnesium sulfate.
- Established new factory of Magnesium sulfate(trihydrate－anhydrate).
- Established new factory of Liquid magnesium chloride.
- Established new factory of Sodium bisulfate.
- Established new factory of High-purity Magnesium sulfate (Japanese pharmacopoeia, food additives and so on.).
- Construction of a new building in Naruto( Kurosaki area), which relocated from Saita area.
Naruto(Kurosaki area) factory was as the head factory.
- Started production of Sodium nitrate.
- Started production of Nickel nitrate and constructed nitrate storage tank.
- Integrated Naruto (Saita area) factory into the head factory.
- Construction of PAC and liquid Aluminum sulfate storage tank, and renovation of liquid Magnesium chloride plant.
- Started production Silky Dip iodine-based teat dip.
- ISO 9001 acquired.
- Started production [AQURUM] for semiconductor additives.
- AdBlue® acquired.
- Entered healthcare field as sales a bath salt.
- NEHAN TOKYO (bath salt shop) opened in Tokyo, Aoyama.
- JIS K 2247-1 (for AdBlue®) acquired.
- Started production concrete repair agent [ REACTRISE ] and [ CALSUPPLY ] .
- Established a new factory of High purity Magnesium sulfate.
- Started production concrete repair agent [ REACTRISE+H（Water-repellent）] .