General Description
NAME: Boron Oxide (Total Dust)
SYNONYM(s):
Anhydrous boric acid; Boric anhydride; Boric oxide
IMIS: 0380
CAS: 1303-86-2
NIOSH: RTECS ED7900000
DESCRIPTION:
Colorless, glassy granules or flakes with no odor.
MW:
70
BP:
4622 F
VP:
approx. 0 mm
MP:
842 F
INCOM:
None hazardous
Exposure Limits
OSHA GENERAL INDUSTRY PEL:
15 mg/m3
OSHA CONSTRUCTION INDUSTRY PEL:
15 mg/m3 TWA
ACGIH TLV:
10 mg/m3 TWA
NIOSH REL: 10 mg/m3 TWA
Health Factors
SYMPTOM(s):
Nasal irritation; conjunctivitis; erythema
HEALTH EFFECTS:
Irritation-Eye, Nose, Throat, Skin---Mild (HE16)
ORGAN:
Skin, eyes
Monitoring
PRIMARY SAMPLING/ANALYTICAL METHOD (SLC1):
MEDIA:
Tared Low Ash Polyvinyl Chloride (PVC) filter 5 microns
MAX V:
960 Liters MIN V:
480 Liters MAX F:
2.0 L/min
ANL 1:
Gravimetric
REF:
11, 12
SAE:
0.10
CLASS:
Fully Validated
ANL A:
Inductively Coupled Argon Plasma; ICP/DCP-AES
REF:
2 (OSHA ID-125G)
CLASS:
Not Validated
NOTE:
Submit as a separate sample only if the gross weight of the sample yields an air concentration greater than PEL. When the analysis of this compound is requested an analysis is performed for total Boron and reported as the compound.
COND:
Soluble in boiling water and mineral acids
WIPE:
MEDIA:
Whatman smear tab; Solvent: Deionized water
| 
Back to Top
