Material Safety Data Sheet

MATERIAL SAFETY DATA SHEET
GENERAL HYDROPONICS pH TEST INDICATOR
3/12/09
SECTION 1. MATERIAL IDENTIFICATION
Product Name: pH Test Indicator
Chemical Family: aqueous mixture of chemicals including methyl alcohol
Product Use: To measure pH of hydrroponic growth media
Manufactured by: General Hydroponics, 3789 Vine Hill Road, Sebastopol CA 95472. (707) 824-
9376 Fax: [phone]
For Emergency Day or Night Call: CHEMTREC – Domestic North America 800-424-9300,
International 703-527-3887 (collect calls accepted)
SECTION 2. INGREDIENTS AND OCCUPATIONAL EXPOSURE LIMITS
Ingredients: pH Indicator is a specially formulated mixture of chemicals that are mixed in
proportions to indicate the pH of hydroponic growth media. The chemical identity of the
compounds and exact proportions used in the mixture are a trade secret. The solution does
contain approximately 7.69 % methyl alcohol.
Exposure Limits: No specific limits are established for the mixture of chemicals in PH Indicator.
SECTION 3. HAZARDS IDENTIFICATION
*** Emergency Overview ***
Ingredients include 7.69% methyl alcohol. Methyl alcohol is poisonous and
may be fatal or cause blindness if swallowed. It is harmful if inhaled or
absorbed through the skin. Methyl alcohol can not be made
nonpoisonous. Methyl alcohol in this concentration may also cause
irritation to the skin, eyes and respiratory tract. Methyl alcohol can also do
damage to the central nervous system and liver.
Potential Health Effects
Primary Entry Routes: ingestion, inhalation, and skin contact
Ingestion: Toxic, can intoxicate and cause blindness.
Inhalation: Toxic effects on the nervous system, particularly on the optic nerve.
Eye: May cause redness, pain, and eye lesions.
Skin: May cause irritation. Methyl alcohol is a defatting agent can make skin dry and cracked.
Carcinogenicity: IARC, NTP, and OSHA do not list any ingredients as a carcinogen.
Chronic Exposure: Impairment of vision and skin irritation.
Medical Conditions Aggravated by Long - Term Exposure: persons with pre-existing skin
disorders, eye problems, impaired liver or kidney function may be more susceptible to the
substance.
Section 4. FIRST AID MEASURES
MSDS For pH Test Indicator 3/12/09 Page 1 of 4