MATERIAL SAFETY DATA SHEET
BORON NITRIDE (BN)
GENERAL
COMPANY'S NAME: Huizhou TianYi Rare Material Co.,Ltd
COMPANY'S TEL #: 0086-752-2021182
COMPANY'S Address: 12K of Shiji, Shijixingtian Bldg,
DATE MSDS PREPARED:
DATE MSDS REVISED:
1. PRODUCT IDENTIFICATION
PRODUCT NAME: BORON NITRIDE
SYNONYM: GRADE A; GRADE AXO5; GRADE AX-20; GRADE HP
CHEMICAL NATURE: METALLIC ELEMENT
FORMULA: BN
CAS #: 1
MOLECULAR WEIGHT: 24.82
2. PHYSICAL AND CHEMICAL CHARACTERISTICS
BOILING POINT 760 mm Hg: N/A
MELTING POINT: 27000C
SPECIFIC GRAVITY: 2.25gm/cm3
DENSITY (@ 20 oC): 1G/CM3
VAPOR DENSITY: N/A
VAPOR PRESSURE (mmHg): N/A
% VOLATILES: N/A
SOLUBILITY IN H2O: INSOLUBLE
APPEARANCE AND ODOR: WHITE, OFF WHITE TO GRAY TO BLACK POWDER,
CHUNKS, GRANULES, SPUTTERING TARGETS, SOLID MASS,
NO ODOR
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3. HAZARD IDENTIFICATION
HAZARDOUS COMPONENTS %
BORON NITRIDE 0-100%
OSHA/PEL: 5 MG/M3 (RASP.); 10 MG/M3 (TOTAL)
ACGIH/TLV 10 MG/M3 (TOTAL), AS A NUISANCE DUST.
HMIS RATINGS (0-4):
HEALTH: 1
FLAMMABILITY: 0
REACTIVITY: 0
PERSON PROTECTION INDEX: B
NFPA RATINGS:
HEALTH: 1
FLAMMABILITY: 0
REACTIVITY: 0
HMIS PROTECTIVE EQUIPMENT: E: GLASSES, GLOVES, DUST RESPIRATOR
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4. FIRE FIGHTING MEASURES
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FLASH POINT: N/A
AUTOIGNITION TEMPERATURE: N/A
FLAMMABLE LIMITS:
UPPER: N/A
LOWER: N/A
FLAMMABILITY: NON-FLAMMABLE
EXTINGUISHING MEDIA: USE EXTINGUISHING MEDIA SUITABLE FOR TYPE OF
SURROUNDING FIRE.
SPECIAL FIRE FIGHTING
PROCEDURES: WEAR FULL PROTECTIVE CLOTHING, INCLUDING
HELMET, SELF-CONTAINED POSITIVE PRESSURE OR
PRESSURE DEMAND BREATHING APPARATUS,
PROTECTIVE CLOTHING AND FACE MASK. MOVE
CONTAINER FROM FIRE AREA IF YOU CAN DO IT
WITHOUT RISK. AVOID BREATHING VAPORS OR DUSTS
SINCE IN CASE OF FIRE IT RELEASES BORON OXIDE, NOx.
KEEP UPWIND.
UNUSUAL FIRE AND
EXPLOSION HAZARDS: N/A
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5. HEALTH HAZARD INFORMATION
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EFFECTS OF EXPOSURE: BORON NITRIDE IS PHYSIOLOGICALLY INERT AND
CONSIDERED A “NUISANCE” DUST. EXPOSURE TO BORON
NITRIDE WILL NOT RESULT IN BORON POISONING. FREE
BORON WILL NOT BE LIBERATED UNDER
OPERATING CONDITIONS OR THERMAL DECOMPOSITION
OF BORON NITRIDE. THIS PRODUCT MAY CONTAIN A
SMALL AMOUNT OF BORON OXIDE. BORON OXIDE IS AN
IRRITANT, MODERATELY TOXIC BY INGESTION, AND MAY
BE ABSORBED THROUGH THE SKIN. POISONING WITH
BORON OXIDE MAY AFFECT THE KIDNEYS, LIVER AND
CIRCULATORY SYSTEM. EXPOSURE TO THIS PRODUCT
SHOULD NOT RESULT IN BORON POISONING. REPEATED
INHALATION OF BORON OXIDE DUSTS BY RATS OF 470
MG/M3 FOR 10 WEEKS CAUSED MILD NASAL IRRITATION;
EXPOSURE TO 77 MG/M3 FOR 23 WEEKS RESULTED IN
ELEVATED CREATINE AND BORON CONTENT OF THE
URINE AND INCREASED URINARY VOLUME. REPEATED
ABSORPTION THROUGH THE SKIN MAY CAUSE WEIGHT
LOSS, CARBOHYDRATE METABOLISM DISORDERS,
CHANGES TO THE LIVER AND KIDNEYS, VASCULAR
DISORDERS, AND PROTEINEMIA. PROLONGED INGESTION
OF BORON OXIDE HAS CAUSED REPRODUCTIVE EFFECTS
IN ANIMALS. THE OVARIES AND FALLOPIAN TUBES OF
FEMALE RATS WERE AFFECTED, AND IN MALES, THE
TESTES, EPIDIDYMIS, AND SPERM DUCT WERE AFFECTED.
ACUTE EFFECTS:
INHALATION: INHALATION IS UNLIKELY. INHALATION OF DUSTS MAY
CAUSE RESPIRATORY TRACT IRRITATION. REPEATED OR
PROLONGED INHALATION OF DUSTS MAY CAUSE
NOSEBLEEDS, HOARSENESS, SORE THROAT, SINUS
TROUBLE AND ASTHMA. HIGH EXPOSURES MAY ALSO
CAUSE MODERATE LIVER AND KIDNEY CHANGES.
.
INGESTION: INGESTION IS UNLIKELY. NO EXPOSURE EXPECTED
DURING
A BURNING SENSATION IN THE MOUTH AND STOMACH,
SORE TONGUE, A SALTY OR SOAPY TASTE, NAUSEA,
VOMITING AND DIARRHEA.
.
SKIN: SHORT TERM CONTACT WITH DUSTS SHOULD NOT CAUSE
IRRITATION. REPEATED OR PROLONGED CONTACT MAY
CAUSE AN ITCHY RASH
EYE: CONTACT WITH DUSTS MAY CAUSE IRRITATION,
TEARING, REDNESS AND CONJUNCTIVITIS (SWELLING OF
THE EYE).
CHRONIC AFFECTS: REPEATED OR PROLONGED INHALATION OF DUSTS MAY
CAUSE RESPIRATORY TRACT IRRITATION. REPEATED OR
PROLONGED INGESTION OF DUSTS MAY CAUSE STOMACH
IRRITATION, NAUSEA, VOMITING, LOSS OF APPETITE,
DIARRHEA OR CONSTIPATION, WEIGHT LOSS, ANEMIA,
WEAKNESS, AND A FEELING OF ILL HEALTH.
INHALATION: NO CHRONIC HEALTH EFFECTS RECORDED.
INGESTION: MAY AFFECT THE CENTRAL NERVOUS SYSTEM.
SKIN: MAY CAUSE DERMATITIS.
EYE: NO CHRONIC HEALTH EFFECTS RECORDED.
ROUTES OF EXPOSURE: INHALATION, INGESTION.
TARGET ORGANS (DUSTS): SKIN, EYES, AND RESPIRATORY SYSTEM.
MEDICAL CONDITIONS GENERALLY
AGGRAVATED BY EXPOSURE: INGESTION OR INHALATION MAY AFFECT PRE-EXISTING
SKIN, RESPIRATORY, LIVER, KIDNEY AND CIRCULATORY
DISORDERS
TARGET ORGAN (DUSTS): SKIN, EYES, AND RESPIRATORY SYSTEM.
CARCINOGENITY:
NTP: NO
IARC: NO
OSHA: NO
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6. STABILITY
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STABILITY: STABLE UNDER CONDITIONS OF
CONDITION TO AVOID: AVOID CONTACT WITH STRONG OXIDIZERS AND STRONG
ACIDS
INCOMPATIBILITY
(MATERIAL TO AVOID): CONTACT WITH STRONG OXIDIZERS MAY PRODUCE
AMMONIA GAS. CONTACT WITH STRONG ACIDS MAY
PRODUCE SMALL AMOUNTS OF HYDROGEN FLUORIDE
(HP GRADE SOLID). SLIGHTLY SOLUBLE IN HOT ACIDS
AND HOT CONCENTRATED ALKALI.
HAZARDOUS
DECOMPOSITION PRODUCTS: THERMAL DECOMPOSITION PRODUCTS MAY INCLUDE
OXIDES OF BORON, NITROGEN, AND FLUORIDE FUMES.
DECOMPOSITION OF BORON NITRIDE OCCURS AT 2204 OC
(4000 OF).
HAZARDOUS
POLYMERIZATION: WILL NOT OCCUR.
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7. EMERGENCY AND FIRST AID PROCEDURES:
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INHALATION: REMOVE FROM EXPOSURE AND MOVE TO FRESH AIR.
SEEK IMMEDIATE MEDICAL ATTENTION IF IRRITATION
PERSISTS. IF NOT BREATHING, GIVE ARTIFICIAL
RESPIRATION.
INGESTION: INGESTION IS UNLIKELY. IF INGESTED, THE PREFERRED
METHOD OF ELIMINATION IS THROUGH NATURAL
GASTROINTESTINAL ELIMINATION. DRINK EXTRA
WATER. DO NOT INDUCE VOMITING. GET MEDICAL
ATTENTION IF GASTROINTESTINAL SYMPTOMS DEVELOP,
FOR EXAMPLE, IRRITATION, NAUSEA, VOMITING,
ABDOMINAL PAIN AND DIARRHEA.
SKIN: IF SKIN BECOMES IRRITATED, REMOVE CONTAMINATED
CLOTHING. WASH AREA OF CONTACT THOROUGHLY
WITH SOAP AND WATER. GET MEDICAL
ATTENTION IF IRRITATION PERSISTS
.
EYES: FLUSH WITH COPIOUS AMOUNTS OF LUKEWARM WATER
FOR AT LEAST 15 MINUTES. EYELIDS SHOULD BE HELD
AWAY FROM THE EYEBALL TO ENSURE THOROUGH
RINSING. GET MEDICAL ATTENTION IF IRRITATION
PERSISTS. DO NOT RUB EYES.
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8. HANDLING AND STORAGE
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HANDLING AND STORAGE STORE IN ORIGINAL CONTAINERS UNTIL USED. PROTECT
FROM MOISTURE FOR OPTIMUM PERFORMANCE. KEEP
AWAY FROM INCOMPATIBLES. DUSTS FROM THIS
PRODUCT CAN PRODUCE VERY SLIPPERY CONDITIONS.
WASH HANDS BEFORE EATING, DRINKING, SMOKING, OR
USING TOILET FACILITIES. REMOVE CONTAMINATED
CLOTHING AND CLEAN BEFORE REUSE.
THOROUGHLY WITH SOAP AND WATER AFTER
HANDLING.
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9. SPILL OR LEAK PROCEDURES
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STEPS TO BE TAKEN IN
CASE MATERIAL IS
RELEASED OR SPILLED: DO NOT WALK THROUGH SPILLED MATERIAL. SHOVEL
INTO A CONTAINER FOR LATER DISPOSAL. AVOID
CLEANUP PROCEDURES THAT MAY RESULT IN WATER
POLLUTION. FOLLOW HANDLING, PERSONAL
PROTECTION AND EXPOSURE GUIDELINES AS DETAILED
ELSEWHERE IN THIS DATA SHEET.
WASTE DISPOSAL METHOD: IN ACCORDANCE WITH LOCAL, STATE AND FEDERAL
REGULATIONS.
RESPIRATORY PROTECTION
(SPECIFY TYPE): IF IRRITATION IS EXPERIENCED OR EXPOSURE LIMITS
ARE EXCEEDED, RESPIRATORY PROTECTION SHOULD BE
WORN. NIOSH/MSHA APPROVED RESPIRATORS FOR
PARTICULATES WITH A TLV OF GREATER THAN 0.05 mg/m3
ARE GENERALLY ACCEPTABLE
VENTILATION: PROVIDE ADEQUATE LOCAL EXHAUST VENTILATION TO
MAINTAIN WORKER EXPOSURE BELOW EXPOSURE
LIMITS.
SKIN PROTECTION: AVOID UNNECESSARY SKIN CONTACT WITH THIS
MATERIAL. USE APPROPRIATE CHEMICAL PROTECTIVE
GLOVES WHEN HANDLING. WASH THOROUGHLY WITH
SOAP AND WATER AFTER HANDLING
PROTECTIVE GLOVES: RUBBER GLOVES.
EYE PROTECTION: AVOID EYE CONTACT. WEAR SAFETY GLASSES. DO NOT
WEAR CONTACT LENSES WHEN WORKING WITH THIS
SUBSTANCE. HAVE AN EYEWASH STATION AVAILABLE
WHERE EYE CONTACT CAN OCCUR.
OTHER PROTECTIVE EQUIPMENT: PROTECTIVE GEAR SUITABLE TO PREVENT
CONTAMINATION.
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10. TOXICITY DATA
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METALLIC BORON IS RELATIVELY NON-TOXIC
ACUTE TOXICITY:
LD/LC50: ORAL LD >50000mg/kg (rat)
DERMAL: LD >20000mg/kg
IRRITANT TO SKIN, MUCUS MEMBRANE, EYES. NO SENSITIZING EFFECT
SUBACUTE TO CHRONIC TOXICITY: BORON EFFECT CNS. CAUSES DEPRESSION OF THE
CIRCULATION, VOMITING AND DIAHREA FOLLOWED BY
SHOCK AND COMA. BORON MAY FPRM SCARLETINA RASH.
CARCINOGENICITY:
EPA: NO
NTP: NO
OSHA: NO
IARC: NO
ACGIH: NO
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11. TRANSPORTATION DATA
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NOT A HAZARDOUS MATERIAL FOR TRANSPORTATION
HAZARD CLASS: NONE
ADR//RID CLASS: NOT RESTRICTED
IMDG CLASS: NOT RESTRICTED
AIR TRAN. ICAO/IATA CLASS: NOT RESTRICTED
MARITIME TRAN. IMDG CLASS: NOT RESTRICTED
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12. OTHER INFORMATION
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THIS SAFETY DATA SHEET SHOULD BE USED IN CONJUNCTION WITH TECHNICAL SHEETS. IT
DOES NOT REPLACE THEM. THE INFORMATION GIVEN IS BASED ON OUR KNOWLEDGE OF THIS
PRODUCT, AT THE TIME OF PUBLICATION. IT IS GIVEN IN GOOD FAITH. THE ATTENTION OF THE
USER IS DRAWN TO THE POSSIBLE RISKS INCURRED BY USING THE PRODUCT FOR ANY OTHER
PURPOSE OTHER THAN THAT FOR WHICH IT WAS INTENDED. THIS DOES NOT IN ANY WAY
EXCUSE THE USER FROM KNOWING AND APPLYING ALL THE REGULATIONS GOVERNING HIS
ACTIVITY. IT IS THE SOLE RESPONSIBILITY OF THE USER TO TAKE ALL PRECAUTIONS REQUIRED
IN HANDLING THE PRODUCT. THE AIM OF THE MANDATORY REGULATIONS MENTIONED IS TO
HELP THE USER TO FULFILL HIS OBLIGATIONS REGARDING THE USE OF HAZARDOUS PRODUCTS