Material Safety Data Sheet
1. Product Identification
Product name: Pencycuron 25% SC
CAS No. ( A.I):[66063-05-6]
Manufacturer: Zhejiang Heyi Pesticide & Chemicals Co.,Ltd.
Located at Huangyu Industrial
Zone, Yongjia Zhejiang P.R.C
Tel;+86-577-67289618
Fax: +86-577-6728960
2. Composition/Information on ingredients
Pencycuron : 25% min (w/v)
3. Hazards Identification
Potential Health Effects
Inhalation: Hazards if inhaled.
Skin Contact: It should present no hazards in normal use. Product is unlikely to
cause any discomfort in normal use.
Eye Contact: The product is not irritating to eyes. In case of spill may cause mild
discomfort which should disappear once product is removed.
Ingestion: This product is unlikely to cause any irritation problems in the short or
long term.
Carcinogen status:
NOHSC: No significant ingredient is classified as carcinogenic by NOHSC.
NTP: No significant ingredient is classified as carcinogenic by NTP.
IARC: No significant ingredient is classified as carcinogenic by IARC.
4. First Aid Measures
If poisoning is suspected, immediately contact a physician, the nearest hospital, or
the nearest Poison Control Center. Tell the person contacted the complete
product name, and the type and amount of exposure. Describe any symptoms and
follow the advice given.
If on skin: Wash with plenty of soap and water, including hair and under
fingernails. Donot apply and medication agent except on the advice of a physician.
Remove contaminated Clothing and decontaminate prior to use.
If in eyes: Immediately rinse eyes with a large amount of running water. Hold eye
lids apart to rinse the entire surface of the eyes and lids. Donot apply any
medicating agents except on the advice of a physician.
If inhaled: Move victim from contaminated area to fresh air. Apply artificial
respiration if necessary.
If ingested: If victim is fully conscious, give a large quantity of water to drink and
induce vomiting. Never give anything by mouth to an unconscious person.
5. Fire Fighting Measures
Extinguishing Media: Water; Carbon Dioxide; Dry Chemical; Foam
Special Fire Fighting Procedures: Cool exposed containers with water spray.
Fight fire from upwind position. Use self-contained breathing equipment. Contain
run-off by diking to prevent entry into sewers or waterways .Equipment or
materials involved in pesticide fires may become contaminated.
6. Accidental Release Measures
Accidental Release Measures: Isolate area and keep unauthorized people away.
Do not walk through spilled material. Avoid breathing dusts and skin contact.
Avoid generating dust (a fine water spray mist, plastic film cover, or floor
sweeping compound may be used if necessary).
Safe guards (Personnel): Use recommended protective equipment while
carefully sweeping up spilled material. Place in covered container for reuse or
disposal.
NOTE: Review Fire Fighting Measures And Handling (Personnel) section
before proceeding with clean-up. Use appropriate Personal Protective Equipment
during clean-up.
Initial Containment: Dike spill. Prevent material from entering sewers,
waterways, or low areas.
Spill Clean Up: Shovel or sweep up.
7. Handling and Storage
Handling (Personnel): Avoid breathing vapors or mist. Avoid breathing dust.
Avoid contact with eyes, skin,or clothing. Wash thoroughly after handling. Wash
clothing after use. Do not store or consume food, drink or tobacco in areas where
they may become contaminated with this material.
Users Should:Wash hands before eating, drinking,chewing gum,using tobacco or
using the toilet.
Handling (Physical Aspects): Avoid dust generation
Storage:
Keep out of the reach of children, store in a well ventilated place. Keep container
tightly closed. Do not store or consume food, drink or tobacco in areas where they
may become contaminated with this material. Store product in original container
only.Do not contaminate water ,other pesticides, fertilizers,food or feed in storage,
store in a cool dry place.
8. Exposure Controls/ Personal protection
Respiratory protection: No personal respiratory protective equipment normally
required.
Hands protection: Solvent-resistant gloves.
Eye protection: Safety glasses with side-shields
Skin and body protection: Light protective clothing, PVC, PVC boots
9. Physical and Chemical Properties
Physical state: Liquid
Odour: Mild characteristic
Colour: Brownish
PH value:
6.0-9.0
Relative density: 1.22 (20°C)
10. Stability and Reactivity
Conditions to avoid: Extremes of temp. and direct sunlight
Materials to avoid : None
Hazardous reactions: No hazardous reactions when stored and handled
according to prescribed instructions.
Stable under recommended storage conditions.
11. Toxicological Information: (according to GLP tests on Efal's formulation)
Acute oral: LD50> 2000 mg/kg
Acute dermal: LD50  2000 mg/Kg
Acute dermal irritation: Non irritant
Eye irritation: Non- irritant (rabbits).
Skin sensitization: Non- sensitizer (rabbits).
Inhalation: LC50 > 2.66mg/L
EPA (formulation): IV
NOEL (2y): for male rats 50, female rats 500, dogs 100, male and female mice
500mg/kg diet.
ADI: 0.02mg/kg b.w.
12. Ecological information
Ecological Fate:
LC50 (96h)for rainbow trout >1000mg/l (11°C) Toxicity to Fish :
Toxicity to Daphnia magna: EC50 (48h) 1mg/l
seudokirchneriella subcapitata >562 mg/l.PToxicity to Algae: EC50 (72h) for
13. Disposal considerations
General disposal guidance;
Do not reuse product containers. Dispose of product containers, waste containers
and residues according to local, state and federal health and environmental
regulations
14. Transport Information
ADNR Not dangerous goods
ADR Not dangerous goods
IATA_C Not dangerous goods
IATA_P Not dangerous goods
15. Regulatory Information
S-phrase(s)
S24 Avoid contact with the skin.
S37 Wear suitable gloves.
16. Other information
The above information is believed to be correct on the date it was last revised
and must not be considered all inclusive. The information has been obtained only
by a search of available literature and is only a guide for handling the
chemicals.Persons not specifically and properly trained should not handle this
chemical or its container.