TNT

Solvent： Acetonitrile (50%)

Methanol (50%)

Hazards：Refer to SDS for complete safety information

Sample Size： 1 mL
Components： 1
Storage Condition： Refrig(0-5 ℃)

1. Quality Standards：
IS0 17034 - General Requirements for the Competence of ReterenceMaterial Producers ANAB Certificate Number AR-1463
ISO/IEC 17025- General Requirements for the Competence of TestingAnd Calibration Laboratories ANAB Certificate Number AT-1339
ISO 9001：2015 - Quality Management System - RequirementsEagle Registrations Certificate Number 3774
2. Intended Use： The product covered by this certificate is designed for calibration or for use in quality control procedures
for the specified chemical compounds listed on the reverse side. This product can be used for quantification and/oridentification. This product can also be used as a reference material to validate analytical procedures, subject to theconditions under Section 7.
3. Manufacturing： All balances are calibrated daily using an in-house procedure with weights that are compared annually
to master weights and traceable to NIST.The balances are also calibrated annually by an ISO/IEC 17025 accreditedcalibration laboratory. Please refer to the NIST test number listed on the front of this certificate. Class A glasswareis used in the manufacture and quality control of all standards and calibrated using an in-house procedure. GoodLaboratory Practices have been used throughout the preparation of this Standard.

4. Homogeneity： This product is sufficiently homogeneous and any sample size would be within the uncertainty budget.
5. Stability： The manufacturer guarantees the stability of this solution through the expiration date stated on the label,
when handled and stored according to the conditions stated on the label
6. Uncertainty： The uncertainty values as stated on the face of this certificate have been determined using the
EURACHEM/CITAC Guide. We report a combined expanded uncertainty equal to the positive square root of the totalvariance of the uncertainty of the components using the following formula.This formula represents uncertainty components from the mass,volume, short-term stability,long-term stability and
homogeneity factors associated with the production of this product. The expanded uncertainty, assumes a normaldistribution and a coverage factor of k=2 is chosen using approximately a 95% confidence level.
7. Legal Notice and Limit of Liability： This product is for routine laboratory analysis and research purposes only. The
company's liability will be limited to replacement of product or refund of purchase price. Notice of claims must be madewithin thirty (30) days from date of delivery.

SECTION2- HAZARDS IDENTIFICATION - continued
2.1 - GHS Label Elements - continued
P202 -This product should only by used by persons trained in the safe handling of hazardous chemicals.P233 - Store in a tightly closed container. (P404)
P260 - Do not breathe vapor.
P262 - Do not get in eyes, on skin or clothing.
P264-Wash thoroughly after handling. Do not take internally. Eye wash and safety equipment should be readilyavailable.
P284 - Respiratory Protection： If workplace exposure limit(s) of product or any component is exceeded (see
TLVIPEL), or a risk assessment shows air-purifying respirators are appropriate, use of a NIOSHIMSHA approved airsupplied respirator is advised. Use a full-face respirator with multi-purpose combination (US) or type ABEK
(EN14387) respirator cartridges in absence of proper environmental control.Always use respirators and
components tested and approved under appropriate govermment standards such as NIOSH (US) or CEN (EU).Engineering and/or administrative controls should be implemented to reduce exposure.
P338 - Eye contact：Immediately fush with plenty of water. After initial flushing, remove any contact lenses andcontinue flushing for at least 15 minutes. Assure adequate flushing by separating the eyelids with fingers.

P340 - Inhalation：Remove to fresh air. If not breathing. give artificial respiration. If breathing is difficult, giveoxygen. Get medical attention.
P352- Skin contact： Wash thoroughly with soap and water. Get medical attention if irritation develops or persists.

2.2 - Other Hazards

2.2.1 -Symptom of Exposure Health/Environment
Highly Flammable (Flammable liquids, category 2)

Causes damage to organs. (Specific target organ toxicity, single exposure, category 1)
After ingestion or inhalation, initial symptoms may be only that of mild intoxication, but may become severe after 12or 18 hours.
Overexposure may cause dizziness, nausea, muscle weakness, narcosis and respiratory failure.
2.2.2-Potential Health Effects
Causes severe eye irritation. (Eye damage/irritation. category 2A)
Irritating to skin. (Skin corrosion/irritation. category 2)
May be harmful if absorbed through the skin. (Acute toxicity, dermal, category 5)
Irritating to mucous membrane and upper respiratory system.
Harmful if inhaled. (Acute toxicity, inhalation, category 4)
May be harmful if swallowed.(Acute toxicity. oral, category 5)

2.2.3-Routes of Entry
lnhalation, ingestion or skin contact.
2.2.4 - Carcinogenicity
California Proposition 65 Warning： This product contains a component (or components) that may cause cancer andgenetic effects in a concentration greater than or equal to 0.1%.
This product is or contains a component that is classified (ACGIH, IARC,NTP, OSHA) as a suspect cancer hazard.(Carcinogenicity, category 2)

SECTION 3 -cOMPOSITIONIANALYTES DATA
Description： Trinitrotoluene Standard

sECTION 3 - COMPOSIT
lANALYTES DATA- continued

SECTION 4 -FIRST AID MEASURES
4.1 - First Aid Procedures - General
Get medical assistance for all cases of overexposure.
Always have on hand a cyanide first aid kit. Break an amyl nitrite pearl in a cloth and hold lighly under nose for 15seconds. Repeat five times at about 15 second intervals. Call A Physician.
4.2-Eye Contact
Eye contact： lmmediately flush with plenty of water. After initial flushing, remove any contact lenses and continueflushing for at least 15 minutes. Assure adequate flushing by separating the eyelids with fingers. (P338)
4.3 - Skin Contact
Skin contact： Wash thoroughly with soap and water. Get medical attention if iritation develops or persists.(P352)
4.4 - Inhalation
Inhalation： Remove to fresh air. If not breathing, give artificial respiration. lf breathing is difficult,give oxygen. Getmedical attention. (P340)
4.5 - Ingestion
Ingestion：Drink water and induce vomiting immediately as directed by medical personnel. Never give anything bymouth to an unconscious person. Get medical attention immediately.

SECTION 5 -FIRE FIGHTING MEASURES
5.1 -Flammable Properties
Dangerous fire and explosive hazard.
Vapors can travel to a source of ignition and flash back.
During a fire,irritating and highly toxic gases may be generated by thermal decomposition or combustion
5.2-Extinguishing Media
Use alcohol foam, carbon dioxide, dry chemical, or water spray when fighting fires involving this materiat
5.3- Protection of Firefighters
As in any fire,wear self-contained breathing apparatus pressure demand,MSHANIOSH (approved or equivalent)and full protective gear.

SECTION 6-ACCIDENTAL RELEASE MEASURES
6.1 -Spill Response
Wear suitable protective equipment listed under Exposure Controls / Personal Protection. Eliminate any igntionsources until the area is determined to be free from explosion or fire hazards.Contain the release and eliminate itssource, if this can be done without risk. Dispose as hazardous waste. Comply with Federal, State and local regulations.

SECTION 7 -HANDLING AND STORAGE
Store in a tightly closed container, (P404)
Keep refrigerated.
Do not breathe vapor. (P260)
Use with adequate ventilation
Do not get in eyes, on skin or clothing. (P262)
Avoid prolonged or repeated exposure.
This product should only by used by persons trained in the safe handling of hazardous chemicals. (P202)

SECTION 8 - EXPOSURE CONTROLS
8.1 - Engineering Controls/PPE
Wash thoroughly after handling. Do not take internally.Eye wash and safety equipment should be readily available.(P264)
8.2 -General Hygene Considerations
Respiratory Protection： if workplace exposure limit(s) of product or any component is exceeded (see TLVPEL), or arisk assessment shows air-purifying respirators are appropriate, use of a NIOSHMSHA approved air supplied respirator is advised,Use a ful-face respirator with mult-purpose combination (US)or type ABEK (EN14387)respirator cartridges in absence of proper environmental control. Always use respirators and components testedand approved under appropriate government standards such as NIOSH (US)or CEN(EU). Engineering andoradministrative controls should be implemented to reduce exposure.

Material should be handled or transferred in an approved fume hood or with adequate ventilation.

Compatible chemical-resistant protective gloves must be worn to prevent skin contact. Inspect gloves prior to use.Use proper glove removal technique to avoid contact with product. Dispose of contaminated gloves after use inaccordance with applicable laws and good laboratory practices. Wash hands thoroughly and dry.

Use eye protection tested and approved under the appropriate government standards such as NIOSH(US)or EN166 (EU).

Al ecommendations are advisory only and must be evaluated by an industrial hygienist andJor safety officer familiarwith the specific situation of anticipated use, such as concentration and amount of the substance in the workplace.Any recommendation should not be construed as offering an approval for any specific use of the product.

SECTION 9 -PHYSICAL AND CHEMICAL PROPERTIES
Appearance： Clear liquid
Odor： Pungent odor
Odor Threshold： N/A
pH：N/A
Melting Point：N/A
Boiling Point： N/A
Flash Point：<73 "F/<23 "C (cc)
Evaporation Rate (Butyl Acetate=1)： N/A
Flammability Class： N/A
Lower Flammability Level： N/A
Upper Flammability Level：N/A
Vapor Pressure： N/A
Vapor Density (Air = 1)：N/A
Specific Gravity： N/A

SECTION 9 - PHYSICAL AND CHEMICAL PROPERTIES - continued
Solubility in Water： N/A
Partition Coefficient： N/A
Autoignition Temperature： N/A
Decomposition Temperature： N/A
Viscosity： N/A
voC Content： N/A
Percent Volatile：99.9+

SECTION10-STABILITY AND REACTIVITY
Stability：Stable
Materials to Avoid： Acids
BasesOxidizers
Hazardous Decomposition： Hydrogen cyanide (HCN); Carbon oxides;Nitrogen oxides Forms HCN when heated to
about 120℃
Hazardous Polymerization： Will not occur
Condition to Avoid：Heat; Contact with ignition sources

SECTION11 ： TOXICOLOGICAL INFORMATION
Human Health Toxicity
See section 2 for specific toxicological information for the ingredients of this product.
LD50 (Oral)： N/A
LD50 (Dermal)： N/A
LC50 (Inhalation)： N/A
WARNING： This product contains chemical(s) known to the state of Califomia to cause cancer and to cause birth
defects or other reproductive harm.
No other information related to the toxicological properties of this product is available at this time.

SECTION 12 -ECOLOGICAL INFORMATIONEnvironmental Toxicity
By complying with sections 6 and 7 there should be no release to the environment.
LC50 (Fish)：N/A
EC50 (Aquatic Invertebrate)：N/A
BCF：N/A
No other information related to the ecological properties of this product is available at this time.

注：证书信息仅供参考，以产品附带证书为准。