High Quality Hydrofluoric Acid Hf-CAS-7664-39-3

• CAS No.: 7664-39-3
• Formula: Hf
• EINECS: 231-634-8
• Appearance: Colorless Transparent Liquid
• Packaging: IBC Drum or as Buyer Need
• Transport Package: Plastic Drum / IBC Tank
• Specification: 25kg/1000kg / or as your request
• Trademark: hengmao
• Origin: Zhejiang
• HS Code: 28070010
• Production Capacity: 35000mt/Year

Product Description

Certificate

 

Zhejiang Hengmao Environmental Technology Co., Ltd is a leading supplier of high purity industrial hydrochloric acid in China. Our product is ideal for various applications including gold refining, metal cleaning, and chemical reactions.

Product Description

Melting Point: 83.6ºC

Boiling Point:19.5ºC

Vapor pressure:53032

Density:1.15g/ml

Critical pressure:6.48 Mpa

Critical temperature:188ºC

Critical density:0.29g/cm³

Main application:
Hydrofluoric-acid is aqueous solution of hydrogen acid fluoride.
It's colourless and transparent, having strong and irritative smell and causticity.
It can pickling such materials containing SiO 2 as glass quickly.

Hydrofluoric-Acid is a clear, colorless, smoky, corrosive liquid in aqueous solution of hydrogen acid fluoride gas, with a sharp,
pungent odor. Hydrofluoric-acid is a weak acid that is extremely corrosive and can strongly corrode metals, glass and objects containing silicon. Burns that are difficult to heal if they are inhaled or come into contact with skin. Fluorite (calcium fluoride) and concentrated acid sulphuric are commonly used in laboratories, sealed in plastic bottles and kept in a cool place.
 

Physicochemical properties:

PROPERTY	UNITS	SPECIFICATIONS
Appearance	/	Transparent Colorless Sticky liquid
Assay as(H3PO4)	%	≥75,80,85
Ar senic as As	Mg/kg	≤0.5
Fluoride as F	Mg/kg	≤10
Heavy metals as Pb	Mg/kg	≤5
Reductive Matter as H3PO4	Mg/kg	≤120
Specific gravity @20 degc	G/ml	≥1.685
Density@20 degc	G/ml	≥1.685

 

Company Introduction

 

Zhejiang Hengmao Environmental Technology Co., Ltd

 

Zhejiang Hengmao Environmental Technology Co., Ltd, established in 2005, is a leading distributor of chemical raw materials. Located in the picturesque Hangjiahu Plain, our company covers nearly 10,000 square meters and benefits from excellent transportation links to major cities and trade ports.

 

Our range of chemical raw materials includes hydrochloric acid, liquid alkali, sulfuric acid, ammonia, ***, phenol, formaldehyde, ethanol, caustic soda, formic acid, and phosphoric acid. Sourced from reputable state-owned plants, we guarantee quality and a stable supply.

 

With our own storage facilities and fleet of transportation vehicles, we ensure prompt delivery and shipment of goods. Our dedicated cargo terminals further enhance our operational efficiency.

 

Why Choose Us?

 

• Competitive Prices


• Customizable Label Design


• 8 Years of OEM Experience


• Quality Guarantee


• Prompt Shipment


• Cargo Photos Provided


• Strict Quality Control


• Quick Customer Service Response


• Experience with D/P and L/C Documents



 
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Storage and Handling Instructions

 

Store our products in a cool, dry area away from combustible substances. Keep containers tightly closed and avoid storing near alkaline or organic materials. Take precautions to prevent contact with eyes, skin, or clothing. Follow proper storage and handling practices.

 

Packing

 

Our products are carefully packed to ensure safe transportation.

 

Package	Drum No. /20' FCL	Net Weight per Drum	Net Weight per 20'FCL
1000L IBC Drum	16	1500KG	24MT
210L drum	80	250KG	20MT
30L drum	700	35KG	24.5MT
Special package	As per customer's demand

Zhejiang Hengmao Environmental Technology Co., Ltd offers HengMaoXlw Formaldehyde Solution CH2O in drums and IBC tanks. Choose from 30kg/drum, 210kg/drum, or 1050kg/IBC tank options.

FAQ

Product Introduction

 

Zhejiang Hengmao Environmental Technology Co., Ltd

 

Thank you for your interest in our product. We are a leading manufacturer offering a high-quality formaldehyde solution with 37% purity in a transparent liquid form.

 

Features:

 

• Industrial Grade, Pharmaceutical Grade


• Used as a tissue preservative in medical laboratories


• Embalming fluid in mortuaries


• Preservative in some foods


• Antibacterial ingredient in cosmetics, household antiseptics, and medicines


• Used in dishwashing liquids, fabric softeners, carpet cleaners, and lacquers


• Preservative in some paints, paper coatings, and cosmetics


• Permanent press coating on fabrics


• Used in carpets and foam insulation materials



 
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Benefits:

 

• Top-quality product with competitive pricing


• Accepts small orders and supports small retailers and startups


• Flexible pricing options based on different conditions


• Offers free samples for customers who provide positive reviews


• Specialized in timely delivery and maintaining top-quality goods


• Accepts various payment methods including T/T, Western Union, and L/C


• Welcomes visitors to our company and factory in China


• Easy order placement process through our sales representatives



 
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FAQ

Zhejiang Hengmao Environmental Technology Co., Ltd


 

Welcome to Zhejiang Hengmao Environmental Technology Co., Ltd

 

1. Can we print our logo on the product?

 

Yes, we can customize products with your logo design.

 

2. Do you accept small orders?

 

Yes, we welcome small retailers and startups to grow with us for a long-term partnership.

 

3. How about the price? Can you offer competitive rates?

 

We prioritize customer benefits and offer negotiable prices under different conditions to ensure you get the best deal.

 

4. Do you offer free samples?

 

Write us a positive review, and we'll provide free samples on your next order.

 

5. Are you able to deliver on time?

 

With years of experience, we guarantee on-time delivery without compromising quality.

 

6. What are your payment terms?

 

We accept T/T, Western Union, and L/C.

 

7. Can I visit your company and factory in China?

 

You are welcome to visit our facilities in China.

 

8. How can I place an order?

 

Simply send an inquiry to our sales representatives for detailed order information and process explanation.

 

For more information or to place an order, please contact one of our sales representatives. We are dedicated to providing top-quality products and services to our customers.