Sodium hypophosphite monohydrate

Tariff rates paid by US importers

The tariff rate on imports of this product (HS code No.: 2835.10 - Phosphinates (hypophosphites) and phosphonates (phosphites)) from Japan is 3.9%, while the rate from China is 28.1%.

White Powder

Product Appearance


Paper bag of 25 kgs. net

Product Features

  • Has a catalytic function for extracting nickel and is an essential material for electroless nickel plating.
  • Due to our impurity removal process, our product has a high pure content and does not become turbid when dissolved.
  • Through stable raw material procurement and advanced process control, we have supplied our customers with stable products for a long period of time.

Main Applications

  • Electroless nickel plating

Final Products

food container

Plastic decoration

Basic Information

Chemical formula
White crystalline powder
Country of origin
UN number
Not classified


6.0 - 7.0
0.3 % max.
50 ppm max.
100 ppm max.
0.5 ppm max.
2 ppm max.
1 ppm max.
50 ppm max.
102 - 105 %


Who are your main customers?
Our main customers are plating chemical manufacturers.
Do you export this product outside of Japan?
Yes, we ship to the United States, India and Southeast Asia. Due to the recent increase in tariffs on imports from China to the United States, the number of inquiries from the United States has increased.

End User Comments

A plating maker

"Thanks to the high quality and stable supply, we have been using this item for over 30 years.“

Who manufactures Sodium hypophosphite monohydrate?

Nippon Chemical Industrial Co., Ltd.

Aerial Shoot


  • The leader in Japan's inorganic chemical industry.
  • Particularly strong in inorganic and organic phosphorus compounds, chromium compounds, barium compounds, silicates, and electronic materials.
  • Manufactures phosphoric acid by dry method using yellow phosphorus since starting production of dry phosphoric acid in 1939, the first company in Japan to do so.


1893 Established in Tokyo, Japan.
1970 Aichi plant established.
1971 Tokuyama plant established.
1996 JCI USA Inc. incorporated in the United States.
2010 JCI (Shanghai) Co., Ltd. incorporated in China.
2017 JCI (Thailand) Co., Ltd. incorporated in Thailand.

Company Overview (as of March 31, 2020)

Company name Nippon Chemical Industrial Co., Ltd.
Head office 11-1, 9-chome, Kameido, Koto-ku, Tokyo, 136-8515, Japan
Date of establishment September. 1893
Capital JPY 5757 million
Number of employees 577
Location Head office: Tokyo
Sales branch: Osaka
Plants: Fukushima, Aichi, Yamaguchi
Global networks: USA, China, Thailand


Plant location map

Fukushima No.1 Plant

  • ISO9001-2015 JSAQ291
  • ISO14001-2015 JQA-EM7566
  • Electronic ceramic materials
  • Battery materials
  • Circuit materials
  • High-purity barium carbonate
  • Barium sulfate

Fukushima No.2 Plant

  • ISO9001-2015 JSAQ291
  • ISO14001-2015 JCQA-E-0236
  • Organic phosphorus compounds
  • Pharmaceutical and agrochemical intermediates
  • Hishicolin®
  • High-purity phosphine gas
  • High-purity red phosphorus
  • Sodium hypophosphite
  • Hypophosphite soda

Aichi Plant

  • ISO9001-2015 JSAQ291
  • ISO14001-2015 E1456
  • Phosphoric acid
  • Phosphoric anhydride polyphosphoric acid
  • High-purity metaphosphate
  • Phosphate salts for food additives
  • Lithium salts
  • Permanganate salts
  • Potassium silicate

Tokuyama Plant

  • ISO9001-2015 JSAQ291
  • ISO14001-2015 E1685
  • Chromic anhydride
  • Chromium oxide
  • Sodium dichromate
  • Barium nitrate
  • Barium hydroxide
  • Sodium sulfate
  • Trivalent chromium salts