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Food Grade Pharmaceutical Intermediate Maleic Acid 99% Purity CAS 110-16-7 with Free Samples in Stock Product

Name: Food Grade Pharmaceutical Intermediate Maleic Acid 99% Purity CAS 110-16-7 with Free Samples in Stock Product
Brand: henghua
SKU: pr2502081128
Price: 0.9 USD
Availability: InStock

15 Inquiries

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CAS No.:

110-16-7

Grade:

Food Grade

Content:

99%

Port:

tianjin

Brand:

henghua

Packaging:

25KG/bag

Price valid (until):

2025-08-23

Contact Supplier

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NBHH Technology for Pharmaceutical Inte

Company Type:

Trader

Location:

China

Qualification:

Main Products:

S3,14 bd0

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Product Description
Seller Information
Inquiry History

Description

Product Detail

Welcome to inquire us to get the certificate of analysis or samples for this product.
We also do CUSTOM-MADE for many chemicals. Welcome to send us inquiries and emails.

Items	Specifications
Common Name	Maleic Acid
CAS No.	110-16-7
Appearance	white powder
Package	25kg/Drum
Supply	100MT / Month
Application	Nutritional Supplements
Nutrient Composition	Amino Acid
The content of active substances	＞90%
Storage Type	Cool, ventilated, dry and sealed

Maleic Acid (CAS: 110-16-7) is a versatile organic compound with widespread applications across various industries, including chemicals, agriculture, and pharmaceuticals. In the chemical industry, it plays a pivotal role in the production of synthetic resins, plasticizers, coatings, and plastics. In agriculture, maleic Acid is employed as an enhancer and stabilizer in pesticides and fertilizers, improving efficacy and extending shelf life. In pharmaceuticals and food industries, Maleic Acid serves as an intermediate for drug synthesis and is used in food and beverages as an acidulant and preservative.

Function

1. Chemical Industry
Maleic Acid is an essential organic compound widely used in the production of synthetic resins, plasticizers, coatings, and plastics.

2. Agriculture
In agriculture, Maleic Acid is utilized as an enhancer and stabilizer in pesticides and fertilizers, improving their effectiveness and extending their shelf life.

3. Pharmaceuticals and Food Industry
In the pharmaceutical industry, Maleic Acid is used as an intermediate for drug synthesis, playing a crucial role in the production of various medications. It is also used in food and beverages as an acidulant and preservative.

About Us

NINGBO HENGHUA TECHNOLOGY DEVELOPMENT CO.,LTD

NINGBO HENGHUA TECHNOLOGY DEVELOPMENT CO., LTD. Is A PROFESSIONAL ENTERPRISE ENGAGED IN EXPORT,

the products mainly include chemical products, medical devices, masks, machinery, chemical RAW materials, pharmaceutical INTERMEDIates.

We have more and more customers from all over the world. We can provide our customers with the best product quality and reasonable price.

Our aim is "service and sincere exchange for your trust and support, mutual benefit and win-win". We look forward to working with friends all over the world!

In order to meet the requirements of importers and middlemen, further provide customers with "door to door" service.

We have our own export service system, can provide customers with the best export route and the lowest price.
We have a skilled, operational ability of the team.

In addition, we can find the goods with the lowest price and the best quality for overseas customers,

check the goods and reserve shipping space, so as to open up the Chinese market and relieve the import and export

Shop Food Grade Pharmaceutical Intermediate Maleic Acid 99% Purity CAS 110-16-7 with Free Samples in Stock Product-Detailed Image 1

FAQ

Q1: Can i get some samples?
A: Yes, we can supply the free sample, but the shipping cost be paid by our customers.

Q2: How to start orders or make payments?
A: Proforma invoice will be sent first after confirmation of order, enclosed our bank information. Payment by T/T, Paypal or Escrow(Alibaba).

Q3: How to confirm the Product Quality before placing orders?
A:You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the
samples. You can send us your product specifications and requests,we will manufacture the products according to your requests.

Q4:What's your MOQ?
A:Our MOQ is 1kg. But usually we accept less quantity such as 100g on the condition that sample charge is 100% paid.

Q5: How about delivery lead time?
A:Delivery lead time: About 3-5 days after payment confirmed. (Chinese holiday not included)

Basic Info

Product Name:

Maleic acid

Other Name:

2-Butenedioic acid (2Z)-;Maleic acid;2-Butenedioic acid (Z)-;(2Z)-2-Butenedioic acid;cis-Butenedioic acid;cis-1,2-Ethylenedicarboxylic acid;Maleinic acid;Toxilic acid;2-Butenedioic acid,(Z)-;cis-2-Butenedioic acid;Scotchbond Multipurpose Etchant;Malezid CM;(2Z)-Butene-2-dioic acid;(Z)-2-Butenedioic acid;1975169-66-4

CAS No.:

110-16-7

Molecular Formula:

C4H4O4

InChIKeys:

InChIKey=VZCYOOQTPOCHFL-UPHRSURJSA-N

Molecular Weight:

116.07

Exact Mass:

116.07

BRN:

605762

EC Number:

203-742-5

UNII:

91XW058U2C

ICSC Number:

1186

NSC Number:

25940

UN Number:

2215|3261

DSSTox ID:

DTXSID8021517|DTXSID6051227|DTXSID2044008

NCI Thesaurus Code:

C25951

Color/Form:

Monoclinic prisms from water|White crystals from water, alcohol and benzene|Colorless crystals

HScode:

29173990

Categories:

Food Antioxidants

Characteristics

PSA:

74.60000

XLogP3:

-0.01

Appearance:

White Powder/Solid

Density:

1.590 g/cm³ @ Temp: 20 °C

Melting Point:

131 °C

Boiling Point:

110 °C

Flash Point:

127 °C

Refractive Index:

1.526

Water Solubility:

H2O: 790 g/L (25 ºC)

Storage Conditions:

Store at RT.

Vapor Pressure:

1.34X10-5 mm Hg at 25 deg C (OECD Guideline 104 (Vapor Pressure Curve))

Vapor Density:

4.0 (Air = 1)

Odor:

Faint acidulous odor

Taste:

Characteristic repulsive, astringent taste

PKA:

1.83None

Henrys Law Constant:

Henry's Law constant = 1.4X10-12 atm-cu m/mol at 25 °C (est)

Dissociation Constants:

1.83|pKa1 = 1.94, pKa2 = 6.22 at 25 °C (OECD Guideline 105)

Collision Cross Section:

112.5 Å² [M-H]-

Experimental Properties:

Heat of combustion: -1356.3 kJ/mol (crystal)|Heat of combustion: -2,800 cal/g = -117x10+5 J/kg|log Kow = -1.3 at pH 2.5 and 20 °C|Hydroxyl radical reaction rate constant = 7.95X10-12 cu cm/molecule-sec at 25 °C (est)|Ozone reaction rate constant = 8.8X10-19 cu cm/molecule-sec at 25 °C (est)

Air and Water Reactions:

Soluble in water.

Reactive Group:

Acids, Carboxylic

Reactivity Profile:

MALEIC ACID is a colorless to white crystalline solid. Moderately toxic. When heated to decomposition it emits irritating fumes and acrid smoke [Lewis, 3rd ed., 1993, p. 790].

Heat of Combustion:

-1355.2 kJ/mol

Corrosivity:

May corrode metals when wet.

See More Maleic acid Properties 

Hazard Identification

Classification of the substance or mixture

Acute toxicity - Category 4, Oral

Skin irritation, Category 2

Eye irritation, Category 2

Skin sensitization, Category 1

Specific target organ toxicity â single exposure, Category 3

GHS label elements, including precautionary statements

Precautionary statement(s)
Pictogram(s)
Signal word	Warning
Hazard statement(s)	H302 Harmful if swallowed H315 Causes skin irritation H319 Causes serious eye irritation H317 May cause an allergic skin reaction H335 May cause respiratory irritation
Prevention	P264 Wash ... thoroughly after handling. P270 Do not eat, drink or smoke when using this product. P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/... 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.
Response	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. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P333+P317 If skin irritation or rash occurs: Get medical help. P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing. P319 Get medical help if you feel unwell.
Storage	P403+P233 Store in a well-ventilated place. Keep container tightly closed. P405 Store locked up.
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. 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

Provision to contain effluent from fire extinguishing. Separated from food and feedstuffs. Dry.Keep container tightly closed in a dry and well-ventilated place. Keep in a dry place. Storage class (TRGS 510): Non Combustible Solids

See More Maleic acid Safety Data Sheet 

Seller Information

Business Type:
Trader

Main Products:
S3,14 bd0

Location:
Room8-18,building156,No.19,26,27,QinglinCommercial Plaza,Haishu District,Ningbo City,Zhejiang Province

Payment Terms:
TT against copy of documents,L/C,100% TT in advance

Average lead Time:
7

Total Annual Revenue:
Less than $1 million

Total Employees:
11-50

Year of Establishment:
2020

Ningbo Henghua Technology Development Co., Ltd. is a company specialized in export. Our main products include pharmaceutical intermediates, food additives, chemical products, and cosmetic raw materials. These products are exported to over 80 countries and regions, including North America, Europe, Singapore, Australia, Russia, Africa, the Middle East, and more. Additionally, we offer product customization services to meet the specific needs of our clients. With a global customer base, we are able to provide the best product quality at competitive prices.

To further meet customer demands and offer "door-to-door" services, we have established our own export service system. This allows us to provide clients with optimal export routes at the lowest possible prices.

Moreover, we have a top-tier R&D team, a professional production team, and a strict quality control department, enabling us to offer overseas clients the best goods at the lowest prices, inspect products, and reserve shipping spaces, thus facilitating the expansion of the Chinese market and eliminating concerns regarding import and export. We also provide patient and attentive after-sales service to assist with any issues during the order process.

By choosing henghua, you will have a reliable partner, high-quality products, fast and secure transportation, and worry-free after-sales support. Our mission is to "earn your trust and support through service and sincerity, achieving mutual benefit and win-win outcomes." We adhere to the management principles of "Quality First, Service First, Continuous Improvement, and Innovation to Satisfy Customers," with a quality goal of "Zero Defects, Zero Complaints." Henghua Technology looks forward to cooperating with friends from all over the world!

Inquiry History

15 Inquiries

Country	Product	Purchase Quantity	Date Posted
India	Maleic	25.00 MT	Oct 9, 2025
India	Maleic acid	7 20' Fcl	Aug 18, 2025
India	MALEIC	5 20' Fcl	Aug 5, 2025
India	MALEIC acid	2 20' Fcl	May 19, 2025
United States	MALEIC ACID	1528 KG	Feb 29, 2024
India	Maleic Acid (pharma grade)	10 MT	Oct 30, 2023
United States	Maleic acid	25 KG	Oct 17, 2023
Malaysia	Maleic Acid	150 KG	Jan 9, 2026
Russia	maleic acid	1 20' Fcl	Nov 12, 2024
Russia	maleic acid	1 20' Fcl	Nov 11, 2024
India	MALEIC ACID -99%	1000.00 KG	Mar 8, 2024
India	Maleic Acid (pharma grade)	10 MT	Oct 28, 2023
Pakistan	Maleic Acid	100 KG	May 4, 2025
United States	MALEIC ACID	1528 KG	Jan 30, 2024
Nigeria	MALEIC ACID	1000 KG	Oct 17, 2023

Post an enquiry for this product

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Food Grade Pharmaceutical Intermediate Maleic Acid 99% Purity CAS 110-16-7 with Free Samples in Stock Product

Product Description

Seller Information