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purity 94% Paraformaldehyde prompt delivery and Complete qualifications hly57

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Unit Price:

$1/MT FOB

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CAS No.:

30525-89-4

Grade:

Industrial Grade

Content:

94%

Port:

qingdao

Brand:

hly

Packaging:

50 kg/PP woven bags with PE inner line

Price valid (until):

2027-04-25

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Suqian City Hengliyuan Import and Export Trade Co., LTD

Company Type:

Trader

Location:

China

Qualification:

Main Products:

Acrylonitrile,Sodium biselenite methylamine solution,Methylamine [anhydrous],Zinc dust,Hydrogen peroxide solution [content >8%],Triisopropyl borate

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Product Description
Seller Information
Inquiry History

Description

Company Profile ----------
Suqian City Hengliyuan Import and Export Trade Co., LTD is a trading company. The company has introduced advanced scientific and technological achievements from home and abroad, and has superior products from well-known manufacturers at home and abroad. The basic functions are:
1. Domestic trade of various chemical raw materials;
2. Providing price information services and chemical raw material procurement for industrial enterprises;
3. Cooperating with Chinese state-owned enterprise factories, the price and quality are very advantageous.
At present, the company is relying on the combination of industry and trade and global procurement to steadily improve the company's value-added ability and compound competitiveness. We have always been committed to producing high-quality and low-cost goods, so we have been sincerely recognized by many customers. Our goal is to produce the best products and satisfy every customer with professional services and attitudes. We look forward to cooperating with you and establishing a win-win relationship with you. Please rest assured that we will definitely satisfy you

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----------Our Advantages---------

High quality with competitive price
1) Standard:BP/USP/EP/Enterprise standard
2) All Purity≥99%
3) We can provide high quality products with factory price
2. Fast delivery
1) Fast shipment.Various transportation methods for your choice.
2) We have our own agent/remailer/distributor who can help us ship our products very fast , and we have stock in the ir for transferring.
3. Good communication and credit
1) Fast response to customer within 5 hours
2) Good business credit in Europe, US, Japan, Korea, Af r ica and so on.

Paraformaldehyde CAS 30525-89-4 Full Export Specification

1. Basic Chemical Identification

IUPAC Name: Polyoxymethylene glycols (Paraformaldehyde)
Aliases: Paraformaldehyde, PFA, Solid Formaldehyde,
CAS No.: 30525-8
EINECS: 200-001-8
MDL No.: MFCD00133991
Molecular Formula: $\boldsymbol{(CH_2O)_n}$ (n=8~100, low molecular polyformaldehyde)
Repeating unit weight: 30.03
HS Code: 2912600000
UN Number: UN 2213
IMDG Hazard Class: Class 4.1 Flammable Solid, Packing Group III
Signal Word: Danger
RTECS: RV0540000
Regulatory Note: Carcinogen suspect, skin sensitizer, formaldehyde releaser, dust explosion risk, REACH SVHC candidate, marine pollutant WGK 2

2. Physical & Chemical Properties

Appearance: White crystalline powder / granular solid, characteristic pungent formaldehyde odor from slow depolymerization
Melting & Depolymerization Range: 120–170 ℃ (no distinct melting point; heat triggers full breakdown into formaldehyde gas)
Solid Density: 1.45 g/cm³; bulk density 0.65–0.85 g/cm³
Closed-cup Flash Point: 71 ℃
Explosion limit in air (dust cloud): 7.0 ~ 73.0 vol%
Solubility: Insoluble in cold water, ethanol, ether; soluble in hot water (depolymerizes to formaldehyde solution), dilute acid / dilute alkali (accelerates depolymerization)
pH (aqueous suspension): 4.0–5.5
Stability
- Slightly hygroscopic; cool dry sealed storage stable; high temp, moisture, acid/alkali accelerate depolymerization releasing toxic formaldehyde vapor
- Acts as solid formaldehyde donor for hydroxymethylation, crosslinking, condensation reactions
- Incompatible with strong oxidants, concentrated acids, strong bases, amines, ammonia
Core GHS Hazards
- H228: Flammable solid; dust-air mixture explosion hazard
- H302: Harmful if swallowed
- H315: Causes skin irritation; H318: Causes serious eye damage
- H317: May cause allergic skin reaction
- H335: Irritates respiratory tract; formaldehyde vapor induces cough, edema
- H350: May cause cancer (formaldehyde carcinogenic risk)
- H412: Harmful to aquatic life with long-term bioaccumulation

3. Standard COA Technical Specifications

Grade 1: Industrial Synthetic Grade (91%–93% Formaldehyde Equivalent, Bulk Export)

Test Item	Standard Specification	Test Method
Formaldehyde content (mass %)	91.0–93.0	Titration
Moisture	≤0.40 wt%	Karl Fischer
Ash residue	≤0.05 wt%	Gravimetry
Free formaldehyde monomer	≤0.10%	Colorimetry
Particle size (powder)	95% pass 80 mesh	Sieve analysis
Heavy Metal (Pb)	≤10 ppm	AAS
Arsenic (As)	≤5 ppm	Spectrophotometry

Grade 2: High-Purity Pharma / Biochemical Grade (95%+ Formaldehyde Equivalent)

Test Item	Standard Specification
Formaldehyde assay	≥95.0 wt%
Moisture	≤0.15 wt%
Ash	≤0.01 wt%
Heavy metals total	≤3 ppm
Low free formaldehyde, low polymer fragment for tissue fixation & fine chiral synthesis	Pass

4. Main Industrial Applications

1. Agrochemical Herbicide Intermediate (Largest Consumption)

Core solid formaldehyde feedstock for glyphosate, acetochlor, butachlor and other amide herbicides; replaces liquid formaldehyde to reduce volatile loss, simplify drying process.

2. Resin & Adhesive Crosslinker

Phenolic, urea-formaldehyde, melamine formaldehyde resin for wood panel adhesive, anti-corrosion coating, molding plastic
Crosslinking curing agent for water-based polymer, textile finishing resin, leather tanning auxiliary

3. Fine Organic Synthesis Reagent

Hydroxymethylation raw material for pharmaceutical heterocyclic APIs, rubber antioxidant, plastic UV stabilizer, cationic surfactant manufacturing.

4. Biochemical / Laboratory Fixation Reagent

High-purity PFA widely used for cell & tissue specimen fixation in pathology, immunohistochemistry, biological lab testing.

5. Disinfectant & Water Treatment Precursor

Depolymerized to high-concentration formaldehyde for industrial sterilization, circulating water algae/microbe inhibitor.

5. Export Packaging & Storage Transportation

Standard Packing Options

Industrial bulk: 25kg woven plastic bag with double PE moisture-proof inner liner
Ton jumbo bag: 1000kg waterproof woven bag with thick PE liner for factory continuous feeding
Lab/pharma small packing: 100g / 500g sealed plastic bottle, light-shield package

All pallets fixed with anti-slip steel strapping, fully wrapped dust-proof waterproof composite film; transit temperature ≤25 ℃, strictly avoid high temperature, rain soaking and violent vibration.

Mandatory Warehouse Storage Rules

Cool, dry, ventilated Class4.1 flammable solid dedicated warehouse, indoor humidity <65%
All packages fully sealed to block moisture-induced depolymerization and formaldehyde vapor leakage
Strict segregate from oxidants, strong acids/alkalis, amine raw materials, food & edible goods
Equipped with dust concentration alarm, dry powder fire suppression system, dust extraction ventilation

Ocean Transport Rules (IMDG UN2213)

UN2213 Class4.1 Flammable Solid PG III marine pollutant dangerous goods

Mixed loading with combustible organics, acid/alkali liquids, food completely forbidden
Prevent bag rupture and dust floating; full set of flammable solid export documents mandatory for global customs clearance

6. GHS Full Hazard Statements & Mandatory PPE

Hazard Statements

H228: Flammable solid
H302: Harmful if swallowed
H315: Causes skin irritation
H317: May cause an allergic skin reaction
H318: Causes serious eye damage
H335: May cause respiratory irritation
H350: May cause cancer
H412: Harmful to aquatic life with long lasting effects

Mandatory PPE

Dust half-face respirator with P2 particulate + formaldehyde vapor dual filter cartridge; full-face positive-pressure SCBA for large-scale feeding & leakage cleaning
Double protection: fully sealed chemical safety goggles + full anti-dust splash flame retardant face shield
Nitrile rubber dust-proof impermeable gloves
Dust-proof impermeable full-body protective coveralls + chemical resistant rubber boots
Local negative-pressure dust extraction hood for all weighing, sampling & feeding operations (open-air handling prohibited)

Spill & First Aid Emergency Treatment

Spill disposal: Evacuate irrelevant personnel instantly, cut all open flame & static sparks; cover powder with dry inert sand to suppress dust floating; collect residues into airtight plastic hazardous waste barrels; avoid high-pressure air blowing (prevents dust explosion); neutralize residual waste slowly with soda ash, no direct sewer discharge
Skin contact: Remove contaminated clothing immediately, flush skin with plenty of soapy running water ≥15 minutes
Eye contact: Irrigate eyes with continuous clean running water minimum 15 minutes, seek ophthalmic rescue urgently
Inhalation: Move victim to fully fresh air instantly, supply high-concentration oxygen for severe cough, chest tightness and throat burning
Ingestion: Do NOT induce vomiting; drink large volume milk/clean water to dilute formaldehyde irritation, send patient to toxic emergency center with SDS document

7. Foreign Trade Selling Advantages

Two grades available: industrial agro/resin bulk grade & high-purity biological lab grade, controlled low free formaldehyde to avoid resin yellowing and biological sample damage
Double-layer moisture-proof sealed woven bag packaging, minimal depolymerization & formaldehyde volatilization during long sea transit
Complete Class4.1 flammable solid full set export documents (COA, English SDS, UN packaging certificate, IMDG maritime declaration, certificate of origin, heavy metal impurity inspection report), fully REACH compliant
Flexible supply: small lab bottles, 25kg woven bags, full FCL ton bag bulk shipments
Cost-efficient solid formaldehyde alternative to aqueous formalin, widely applied in pesticide, adhesive and biochemistry industries, long-term stable supplier for global agrochemical, coating and laboratory reagent manufacturers worldwide

8. Full Set Export Supporting Documents

Batch Certificate of Analysis (COA)
English SDS Safety Data Sheet (formaldehyde-releasing flammable polyacetal solid special version)
UN Dangerous Goods Packaging Qualification Certificate (UN2213)
IMDG Maritime Dangerous Goods Declaration File (Class4.1 PG III)
Certificate of Origin
Moisture & heavy metal impurity compliance test report
Biological reagent safety certificate (for high-purity lab grade)

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Certificates

Basic Info

Product Name:

Paraformaldehyde

Other Name:

Paraformaldehyde;Flo-Mor;Paraform;Aldacide;TransFix;Granuform;PFA;Granuform 96;WANPFA 92;Granuform M;Granuform 91;53026-80-5;104512-58-5;104512-63-2;104814-22-4;1417997-02-4

CAS No.:

30525-89-4

InChIKeys:

InChIKey=WSFSSNUMVMOOMR-UHFFFAOYSA-N

Molecular Weight:

62.068

Exact Mass:

62.036777

EC Number:

200-001-8

HScode:

2912600000

Categories:

Aldehydes

Characteristics

PSA:

17.07000

XLogP3:

-0.88

Appearance:

Solids containing varying amounts of formaldehyde, probably as paraformaldehyde (polymers of formula HO(CH2O)xH where x averages about 30). A hazard to the environment. Immediate steps should be taken to limit spread to the environment.

Density:

1.46 g/cm³

Melting Point:

164 °C (decomp)

Boiling Point:

135-136 °C @ Press: 13 Torr

Flash Point:

39.9±6.3 °C

Refractive Index:

1.364

Water Solubility:

sparingly soluble

Storage Conditions:

Keep container tightly closed in a dry and well-ventilated place. Containers which are opened must be carefully resealed and kept upright to prevent leakage. Storage class (TRGS 510): Non-combustible, acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects. /Formaldehyde solution, 36.5-38%/

Vapor Pressure:

<1.45 mm Hg ( 25 °C)

Vapor Density:

1.04

Toxicity:

LD50 orally in Rabbit: 592 mg/kg

Flammability characteristics:

Flammable Gas

Explosive limit:

Explosive limits , vol% in air: 7.0-73.0

Odor:

Pungent, suffocating odor

PH:

pH: 2.8 to 4.0 /Formaldehyde soln/

PKA:

13.3(at 25 °C)

See More Paraformaldehyde Properties 

Hazard Identification

Classification of the substance or mixture

Flammable solids, Category 2

Acute toxicity - Category 4, Oral

Skin irritation, Category 2

Skin sensitization, Category 1

Serious eye damage, Category 1

Acute toxicity - Category 4, Inhalation

Respiratory sensitization, Category 1

GHS label elements, including precautionary statements

Precautionary statement(s)
Pictogram(s)
Signal word	Danger
Hazard statement(s)	H228 Flammable solid H302 Harmful if swallowed H315 Causes skin irritation H317 May cause an allergic skin reaction H318 Causes serious eye damage H332 Harmful if inhaled H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled
Prevention	P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking. P240 Ground and bond container and receiving equipment. P241 Use explosion-proof [electrical/ventilating/lighting/...] equipment. P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/... P264 Wash ... thoroughly after handling. P270 Do not eat, drink or smoke when using this product. P261 Avoid breathing dust/fume/gas/mist/vapours/spray. P272 Contaminated work clothing should not be allowed out of the workplace. P271 Use only outdoors or in a well-ventilated area. P284 [In case of inadequate ventilation] wear respiratory protection.
Response	P370+P378 In case of fire: Use ... to extinguish. P301+P317 IF SWALLOWED: Get medical help. P330 Rinse mouth. P302+P352 IF ON SKIN: Wash with plenty of water/... P321 Specific treatment (see ... on this label). P332+P317 If skin irritation occurs: Get medical help. P362+P364 Take off contaminated clothing and wash it before reuse. P333+P317 If skin irritation or rash occurs: Get medical help. P305+P354+P338 IF IN EYES: Immediately rinse with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P317 Get medical help. P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing. P342+P316 If experiencing respiratory symptoms: Get emergency medical help immediately.
Storage	none
Disposal	P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.

Other hazards which do not result in classification

no data available

Handling and Storage

Precautions for safe handling

NO open flames. Above 71Â°C use a closed system and ventilation. Closed system, ventilation, explosion-proof electrical equipment and lighting. Prevent deposition of dust. Prevent build-up of electrostatic charges (e.g., by grounding). Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.

Conditions for safe storage, including any incompatibilities

Cool. Dry. Keep in a well-ventilated room. Separated from strong oxidants, strong bases and strong acids.

See More Paraformaldehyde Safety Data Sheet 

Seller Information

Business Type:
Trader

Main Products:
Acrylonitrile,Sodium biselenite methylamine solution,Methylamine [anhydrous],Zinc dust,Hydrogen peroxide solution [content >8%],Triisopropyl borate

Location:
Shop No.15, 1st Floor, Building 12, Hengda Huafu, Sucheng District, Suqian City

Payment Terms:
TT against B/L draft before shipment,100% TT in advance

Average lead Time:
30

Total Annual Revenue:
Less than $1 million

Total Employees:
5-10

Year of Establishment:
2022
Company Overview

Suqian Hengliyuan Import and Export Corporation, Ltd. is a leading enterprise specializing in the international trade of chemical products. Established in Suqian, Jiangsu Province, China, our company has built a strong reputation for excellence and reliability in the chemical industry.

Our Mission

Our mission is to facilitate global trade by providing high-quality chemical products and exceptional service to our clients. We aim to be a bridge between manufacturers and end-users, ensuring the safe and efficient transfer of chemicals across borders.

Products and Services

We offer a comprehensive range of chemical products, including but not limited to:

Industrial Chemicals: Raw materials for various industries such as pharmaceuticals, agriculture, and manufacturing.

Specialty Chemicals: High-performance chemicals used in specific applications, including water treatment, coatings, and adhesives.

Bulk Chemicals: Large-volume chemicals for industrial processes and manufacturing needs.

Quality Assurance

At Suqian Hengliyuan Import and Export Corporation, Ltd., quality is our top priority. We adhere to stringent quality control measures and international standards to ensure that our products meet the highest levels of purity and performance. Our dedicated quality assurance team conducts rigorous inspections and testing to guarantee the integrity and safety of all our chemical products.

Global Network

Leveraging our extensive network of suppliers and partners, we are able to source and deliver a wide array of chemical products to clients worldwide. Our strategic partnerships and logistical expertise enable us to offer competitive pricing, timely delivery, and customized solutions to meet the diverse needs of our clients.

Commitment to Sustainability

We are committed to sustainable business practices and environmental stewardship. Our operations are designed to minimize environmental impact, and we continuously seek ways to improve our processes and reduce our carbon footprint. We work closely with our suppliers and customers to promote the responsible use and disposal of chemicals.

Customer Focus

Our clients are at the heart of everything we do. We pride ourselves on providing personalized service and building long-term relationships based on trust and mutual benefit. Our experienced team of professionals is dedicated to understanding our clients' needs and delivering solutions that exceed their expectations.

Inquiry History

122 Inquiries

Country	Product	Purchase Quantity	Date Posted
Malaysia	SHD	1 TON	Oct 31, 2024
India	Paraformaldehyde (PFA)	1.00 MT	Aug 18, 2023
India	Paraformaldehyde (PFA)	15.00 MT	Feb 7, 2024
Pakistan	Para Formaldehyde	100 MT	Mar 31, 2026
India	Paraformaldehyde (PFA)	10.00 MT	Dec 15, 2023
India	Paraformaldehyde (PFA)	20.00 MT	Aug 25, 2023
India	Paraformaldehyde (PFA)	10.00 MT	Jan 31, 2024
India	Paraformaldehyde (PFA)	1.00 MT	Aug 21, 2023
India	Paraformaldehyde (PFA)	1.00 20' Fcl	Oct 9, 2023
India	Paraformaldehyde (PFA)	25.00 MT	Nov 8, 2023
Russia	Paraform	1 KG	Nov 1, 2024
India	Paraformaldehyde (PFA)	1.00 20' Fcl	Sep 15, 2023
India	Paraformaldehyde (PFA)	1.00 MT	Aug 24, 2023
India	Paraformaldehyde (PFA)	1.00 20' Fcl	Sep 12, 2023
India	Paraformaldehyde (PFA)	1.00 20' Fcl	Aug 25, 2023
India	Paraformaldehyde (PFA)	1.00 20' Fcl	Sep 5, 2023
Pakistan	paraformaldehyde	20 MT	Apr 13, 2026
France	Paraformaldehyde 96% Para Formaldehyde White Powder Granular Prills	200 MT	Dec 6, 2025
Bangladesh	Para Formaldehyde	200 MT	Sep 9, 2025
Saudi Arabia	Paraformaldehyde	2 20' Fcl	Dec 3, 2024

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purity 94% Paraformaldehyde prompt delivery and Complete qualifications hly57

Product Description

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