Note: Ingredients listed on restricted chemical lists
EC/CAS
215-185-5/1310-73-2
Name of the chemical
sodium hydroxide
Concentration
≥30
General Information
Version
8.0
Revision date
2025-08-28
Product name
Knockout Sinks, Showers & Baths Unblocker
1.2.2. Uses advised against
THIS PRODUCT IS A CORROSIVE PRODUCT UNDER UK OFFENSIVE WEAPONS ACT 2019. SALE OR DELIVERY TO SOMEONE UNDER THE AGE OF 18 YEARS OLD IS RESTRICTED
Manufacturer Name
EU
Emergency telephone
+44 (0) 1179 600060, +44 (0) 1865 407333, 0845 4647
Icons in SDS
Company Information
company name
J.V. Barrett & Co. Ltd Ltd
e-mail address of the competent person responsible for the Safety Data Sheet
sales@barrettine.co.uk
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
According to Regulation (EC) No. 1272/2008 (CLP) Classification of the substance or mixture
Adverse physicochemical, human health and environmental effects
Causes severe skin burns and eye damage. Causes serious eye damage
Hazard pictograms
GHS05
Signal word
Danger
Contains
Sodium hydroxide
Hazard statements
H314 - Causes severe skin burns and eye damage.
Precautionary statements
P101 - If medical advice is needed, have product container or label at hand. P102 - Keep out of reach of children. P280 - Wear protective gloves, protective clothing, eye protection. P301+P330+P331+P310 - IF SWALLOWED: rinse mouth. Do NOT induce vomiting. Immediately call a POISON CENTER or doctor. P303+P361+P353+P310 - IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/shower. Immediately call a POISON CENTER or doctor. P305+P351+P338+P310 - IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Immediately call a POISON CENTER or doctor. P405 - Store locked up. Child-resistant fastening Applicable Tactile warning Applicable
2.3 Other hazards
This substance/mixture does not meet the PBT criteria of REACH regulation, annex XIII This substance/mixture does not meet the vPvB criteria of REACH regulation, annex XIII Contains no PBT and/or vPvB substances ≥ 0.1% assessed in accordance with REACH Annex XIII The mixture does not contain substance(s) included in the list established in accordance with Article 59(1) of REACH for having endocrine disrupting properties, or substance(s) are not identified as having endocrine disrupting properties in accordance with the criteria set out in Commission Delegated Regulation (EU) 2017/2100 or Commission Regulation (EU) 2018/605 at a concentration equal to or greater than 0,1 %
2.1 Classification of the substance or mixture
Skin corrosion/irritation, Category 1, Sub-Category 1A H314 Serious eye damage/eye irritation, Category 1 H318 Full text of H- and EUH-statements: see section 16 Adverse physicochemical, human health and environmental effects Causes severe skin burns and eye damage. Causes serious eye damage. 2.2. Label elements
