ARCH CHEMICALS
EMERGENCY TELEPHONE NUMBER: +27 11 976 2115
TELEPHONE
+27 11 393-9000
FAX
+27 11 393-9005
PO BOX 150 KEMPTON PARK 1620 SOUTH AFRICA
SITUATED AT:
NCP CHLOORKOP FACTORY SITE
HYTOR STREET
CHLOORKOP
KEMPTON PARK
MATERIAL SAFETY DATA SHEET
HTH® DRY ACID
1.
PRODUCT IDENTIFICATION
Product Name:
Chemical Name:
Synonyms:
2.
COMPOSITION/INFORMATION OF INGREDIENTS
Ingredient
NaHSO4.H2O
Aluminium Sulphate
3.
®
HTH Dry Acid
Sodium Bisulphate
Sodium Hydrogen Sulphate
CAS No
7681-38-1
10043-01-3
UN No
3260
8207
%
90 – 100
10 – 15
HAZARD IDENTIFICATION
Product is hygroscopic. Severe skin irritant.
R-Phase = 41
X1 Irritant
4.
FIRST-AID MEASURES
Inhalation:
Remove from exposure immediately. Remove patient to fresh air. Seek medical advice. If breathing
is difficult, administer oxygen.
Skin Contact:
Remove contaminated clothing immediately. Wash affected skin with soap and water. If skin
redness persists, seek medical advice.
Eye Contact:
Do not use neutralizing agents. Flush immediately with plenty of water for at least 15 minutes. Seek
immediate medical advice.
Ingestion:
If swallowed do not induce vomiting. Give large quantities of water. Seek medical advice.
5.
FIRE FIGHTING MEASURES
Material non-combustible. Co-ordinate fire fighting measures to the surrounding areas but do not
use water. Products of de-composition – sulphur dioxide, sulphur trioxide
Page 1 of 3
HTH® Dry Acid Weir Tabs
ARCH CHEMICALS
EMERGENCY TELEPHONE NUMBER: +27 11 976 2115
TELEPHONE
+27 11 393-9000
FAX
+27 11 393-9005
PO BOX 150 KEMPTON PARK 1620 SOUTH AFRICA
SITUATED AT:
6.
NCP CHLOORKOP FACTORY SITE
HYTOR STREET
CHLOORKOP
KEMPTON PARK
ACCIDENTAL RELEASE MEASURES
Small Leak/Spill:
Keep all non-essential personnel away from the area.
Never spray with water. Collect material in polyethylene or polypropylene
containers. Dispose spilled material through a registered waste disposal
company in an approved landfill.
Flush spill area with water only when all visible traces have been removed.
Large Leak/Spill:
Do not flush large quantities down municipal sewers or storm water drains.
7.
HANDLING AND STORAGE
Handling precautions:
Minimize dust. Do not breathe dust. Avoid contact with skin, eyes and mucous membranes. Have
eye bath immediately available at any location where eye contact can occur.
Storage:
Keep container tightly closed and dry. Keep containers off wet floors. Examine regularly for any sign
of package failure. No other special precautions appear necessary. Product may only be stored in
polyethylene or polypropylene containers. Store away from oxidizing agents and strong alkalis
8.
EXPOSURE CONTROL / PERSONAL PROTECTION
Wear acid-resistant suits, breathing apparatus, gloves and goggles.
9.
PHYSICAL AND CHEMICAL PROPERTIES
Appearance and odour:
Solubility:
pH of 20% solution:
Melting Point:
Bulk Density:
10.
Powder or crystals white, odourless
1080g/l of water 25°C
1.0 – 1.2
180°C
1.4 – 1.45 g/m³
STABILITY AND REACTIVITY
If in contact with water, the product will form into sulphurus acid, corrosive.
Reacts with oxidizing agents and strong alkalis.
11.
TOXICOLOGICAL INFORMATION
Acute effects:
Irritant effects:
Page 2 of 3
Oral LD50: 2490mg/Kg (Rats).
Irritating to human tissue
HTH® Dry Acid Weir Tabs
ARCH CHEMICALS
EMERGENCY TELEPHONE NUMBER: +27 11 976 2115
TELEPHONE
+27 11 393-9000
FAX
+27 11 393-9005
PO BOX 150 KEMPTON PARK 1620 SOUTH AFRICA
SITUATED AT:
12.
NCP CHLOORKOP FACTORY SITE
HYTOR STREET
CHLOORKOP
KEMPTON PARK
ECOLOGICAL INFORMATION
Product will acidify water and should not be flushed to municipal sewers or storm water drains. Toxic
effect on fish and bacteria begins at pH <6.0.
13.
DISPOSAL CONSIDERATION
Neutralise before disposing.
Dispose spilled material through a registered waste disposal company in an approved landfill.
14.
TRANSPORT INFORMATION
PROPER SHIPPING NAME (PSN):
CLASS
CAS No:
UN Number:
Packaging Group:
15.
Corrosive Solid, Acidic, Inorganic, N.O.S.
8 Corrosive
7681-38-1
3260
III
REGULATORY INFORMATION
Regulated under the Hazardous Chemicals Regulation of the Occupational Health and Safety Act.
16.
OTHER INFORMATION
Date of Issue:
Revision No:
Compiled By:
October 2014
06
Peter Hodgetts/Susan Reid
DISCLAIMER
Arch Chemicals provides the information contained herein in good faith but makes no representation as to its comprehensiveness or accuracy. This document is
intended only as a guide to the appropriate precautionary handling of the material by a properly trained person using this pr oduct. Individuals receiving the information
must exercise their independent judgment in determining its appropriateness for a particular purpose. ARCH CHEMICALS MAKES NO REPRESENTATIONS OR
WARRANTIES, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
PURPOSE WITH RESPECT TO THE INFORMATION SET FORTH HEREIN OR THE PRODUCT TO WHICH THE INFORMATION REFERS. ACCORDINGLY, ARCH
CHEMICALS WILL NOT BE RESPONSIBLE FOR DAMAGES RESULTING FROM USE OR RELIANCE UPON THIS INFORMATION.
Page 3 of 3
HTH® Dry Acid Weir Tabs