MSDS
MATERIAL SAFETY
DATA SHEET
HTH DE FILTER AID
REVISION DATE : 09/27/2010 Page 1 of 12
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PRODUCT NAME: HTH DE FILTER AID
1. PRODUCT AND COMPANY IDENTIFICATION
Arch Chemicals, Inc.
501 Merritt 7 PO Box 5204
Norwalk, CT 06856-5204
REVISION DATE: 09/27/2010
SUPERCEDES: 02/09/2010
MSDS Number: 000000001253
SYNONYMS: Diatomaceous Earth, D.E.
CHEMICAL FAMILY: Silica
DESCRIPTION / USE Filter medium for spas and swimming
pools.
FORMULA: SiO2
2. HAZARDS IDENTIFICATION
OSHA Hazard
Classification:
Possible respiratory irritant, Lung toxin, Carcinogen
Routes of Entry: Inhalation
Chemical Interactions: No known or reported interactions.
Medical Conditions Aggravated: Inhalation of the dust from this material at concentrations above
the TLV can aggravate pre-existing upper respiratory and lung
diseases such as bronchitis, emphysema and asthma.
Human Threshold Response Data
Odor Threshold
Not established for product.
Irritation Threshold
Not established for product.