Liquid Caustic Soda 50% Membrane Grade

Formosa Plastics Corporation

Revision date : 2026-04-20

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GHS05
Health risk rating 3
Safety risk rating 1
Environmental risk rating 1

Note: Ingredients listed on restricted chemical lists

EC/CAS

215-185-5/1310-73-2

Name of the chemical

sodium hydroxide

Concentration

50%

General Information

Version

12 (Replaces Version 11

Revision date

2026-04-20

Product name

Liquid Caustic Soda 50% Membrane Grade

Product Synonyms

Sodium Hydroxide 50%

Emergency telephone

+1 (800) 424-9300, +1 (703) 527-3887

Icons in SDS

GHS05 M009

Company Information

company name

Formosa Plastics Corporation

e-mail address of the competent person responsible for the Safety Data Sheet

MSDS@fpcusa.com, if.reach@intertek.com

GHS Information

Signal word

Danger

Hazard Codes

Hazard statements (CLP)

H314, H318

Hazard statements

Code

Statements

H314

Causes severe skin burns and eye damage

Section 2

SECTION 2: Hazards identification

· Classification according to Regulation (EC) No 1272/2008 Classification of the Substance or Mixture

Precautionary statements

P260 Do not breathe dusts or mists. P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection. (Contd. on page 2) EU (Contd. of page 1) P301+P330+P331 IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. P303+P361+P353 IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water [or shower]. P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing. P310 Immediately call a POISON CENTER/doctor. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P363 Wash contaminated clothing before reuse. P405 Store locked up. P501 Dispose of contents/container in accordance with local/regional/national/international regulations.

Additional information

If you do not understand the hazards or safety precautions described in this data sheet, contact your supervisor or safety administrator before handling this product.

2.1 Classification of the substance or mixture

· Classification according to Regulation (EC) No 1272/2008 Skin Corr. 1A H314 Causes severe skin burns and eye damage. Eye Dam. 1 H318 Causes serious eye damage. · Hazards Not Otherwise Classified: May be harmful if swallowed. · Hazard Pictograms: d ~  GHS05

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