Water Treatment Solutions

Comparison of Regulatory Requirements For Aries Magnesium Hydroxide Slurry vs. Caustic Soda

Click here for printable PDF of chart.

Magnesium
Hydroxide
Sodium Hydroxide
Common NameMagnesium Hydroxide, Milk of MagnesiaSodium Hydroxide, Liquid Caustic Soda 50%
GHS Signal WordNone Requireddanger
GHS PictogramNone RequiredCorrosive corrosive symbol Acute Health Hazard hazard symbol
H314: Causes severe skin burns and eye damage.
H335: May cause respiratory irritation.
P307+315: If exposed, get immediate medical attention.
P301+P330+P331: IF SWALLOWED: Rinse mouth. Do not induce vomiting.
P280: Wear protective gloves/protective clothing/eye protection/face protection.
P264: Wash thoroughly after handling.
P273: Avoid release into the environment.
Onset of symptoms may be delayed following exposure.
DOT List
DOT Placard
Not Regulated
None Required
DOT 1824-154 (solution) CORROSIVE class 8 corrosive CLASS 8
NFPA 7040-0-0 0-0-0 corrosive symbol3-0-1 CORROSIVE 3-0-1 corrosive symbol
CDC – NIOSHNot ListedRTECS Number: WB4900000
TSCA (40 CFR 710)ID 8137 CAS 1309-42-8ID 8150 CAS 1310-73-2
USA – RCRANot ListedD002 (Corrosive Waste) Waste may be hazardous waste.
USA – OSHANot ListedOSHA Serious Violation for not wearing eye and face protection
Standard 29 CFR 19100.133 (a) (1) – Substance 2260
USA – CERCLA
Reportable Quantity
Not Listed1000# as NaOH; 2000# = 1320 gallons @50% solids
SARA Title III 311/312Not ListedAcute Health Hazard
Canadian: WHMISDomestic Substance List:
Listed
class E corrosive symbol Class E Corrosive Material
Ingredient Disclosure List: Listed
Domestic Substance List: Listed Corrosive 1B, STOT-SE 3
Stability & ReactivityDoes not react violently with water. Stable.Direct contact with water may cause a violent exothermic reaction. This material reacts violently with acids, organic halogen compounds and metals (zinc, tin, aluminum etc.) giving off highly flammable hydrogen gas.
...
Aries Chemical: Water Treatment Chemicals, Equipment And Services

Aries Chemical: Water Treatment Chemicals, Equipment And Services