Mammery Implant Material Formulation - MDF-0372

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OSHA Chemical Sampling Information

Silica, Amorphous, Precipitated and Gel

OSHA Chemical Sampling Information Table of Contents

General Description Field Definitions

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NAME: Silica, Amorphous, Precipitated and Gel

SYNONYM(s): Diatomite; Silicon dioxide (amorphous); Diatomaceous

earth; Diatomaceous silica; Silica (amorphous) prior to 9/1/89

IMIS: 9050

CAS: 7699-41-4

NIOSH: RTECS VV7310000; 77717

DOT: 1346 32

DESCRIPTION:

Colorless to gray, odorless powder.

MW: 60

VP: approx. 0 mm

MP: 3100 F

Exposure Limits

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OSHA GENERAL INDUSTRY STANDARDS: see 1910.1000 (Table Z-3)

RECOMMENDED EXPOSURE LIMIT: 6 mg/m3 TWA

Health Factors

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IARC: Silica - Group 3, not classifiable as to its carcinogenicity to humans (Amorphous Silica)

SYMPTOM(s): Pneumoconiosis

HEALTH EFFECTS: Explosive, Flammable (No adverse effects when Good Housekeeping . Practices are used) (HE18) Possible Pneumoconiosis (HE10)

ORGAN: Respiratory system

Monitoring

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SLC1:

See Particulates not otherwise regulated (Total Dust)

NOTE: Amorphous Silica does not diffract x-rays; evaluate gravimetically. Submit respirable sample to SLTC for quartz analysis. See Silica, Crystalline Quartz (as Quartz), Respirable Dust.

WIPE:

No

OSHA Chemical Sampling Information

Table of Contents

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OSHA Chemical Sampling Information

Silica, Amorphous, Diatomaceous Earth (<1% Crystalline Silica)

OSHA Chemical Sampling Information Table of Contents

General Description Field Definitions

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NAME: Silica, Amorphous, Diatomaceous Earth (<1% Crystalline

Silica)

SYNONYM(s): (1)TSCA

IMIS: S122

CAS: 61790-53-2

DESCRIPTION:

A soft siliceous solid composed of skeletons of small prehistoric aquatic plants. Contains primarily silica.

Exposure Limits

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RECOMMENDED EXPOSURE LIMIT: 6 mg/m3 TWA

Health Factors

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IARC: Silica - Group 3, not classifiable as to its carcinogenicity to + humans (Amorphous Silica)

Monitoring

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SLC1:

See Silica, amorphous, Precipitated and Gel

OSHA Chemical Sampling Information - Table of Contents

Revision Date: 01/15/1993

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