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Vitamin C, L(+)-Ascorbic acid CAS Number: 50-81-7

Name: Vitamin C, L(+)-Ascorbic acid CAS Number: 50-81-7
Brand: Top Health
SKU: pr2403031100
Price: 2.5 USD
Availability: InStock

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CAS No.:

50-81-7

Grade:

Food Grade

Content:

99%

Port:

Xiamen, ShangHai

Brand:

Top Health

Packaging:

25kg/Drum or Customized

Sample Available:

Yes

Price valid (until):

2025-03-31

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Xiamen Top Health Biochem Tech. Co.,Ltd

Company Type:

Trader

Location:

China

Payment Terms:

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

Average Lead Time:

7 days

Qualification:

Main Products:

Peptide,GLP-1,Semaglutide,Semaglutide Powder,910463-68-2,Semaglutide Pen Injector

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Product Details
Seller Information
Inquiry History

Description

Product Detail

Term	Standard
Product Name	Vitamin C/ Ascorbic acid
Appearance	white crystalline powder
Assay(%)	99.5-100.5
Loss on drying(%)	≤0.40
Residue on ignition(%)	≤0.10
Sulphate ash	≤0.10
PH value (2% solution)	2.4 ~ 2.8
PH value (5% solution)	2.1 ~ 2.6
Heavy metals	≤3 ppm
Iron	≤2 ppm
Copper	≤2 ppm
Total plate count	≤ 1000 cfu/g
Arsenic	≤1 ppm
Mercury	≤1 ppm
Storage	In the shade
Packing	25kg/carton

Term

Standard

Product Name:Vitamin C/ Ascorbic acid

Appearance:white crystalline powder

Assay(%):99.5-100.5

Loss on drying(%):≤0.40

Residue on ignition(%):≤0.10

Sulphate ash:≤0.10

PH value (2% solution):2.4 ~ 2.8

PH value (5% solution):2.1 ~ 2.6

Heavy metals:≤3 ppm

Iron:≤2 ppm

Copper:≤2 ppm

Total plate count:≤ 1000 cfu/g

Arsenic:≤1 ppm

Mercury:≤1 ppm

Storage: In the shade

Packing: 25kg/carton

1.Vitamin C is one of the most important factors in maintaining skin health. It can eliminate dull complexion, maintain the skin's natural moisturizing function, and effectively eliminate free radicals.

2.It is a good nutritional supplement.Vitamin C participates in the synthesis of immunoglobulin, improves the function of white blood cells, and improves the body's health.

3.It can be used in beer, fermented flour products, carbonated beverages, tea beverages, fruit juice beverages, soy milk beverages, milk powder candy, canned jelly fruit, broth, children's cereals, meat products, bakery products.

Items	Specifications
Assay	>99.5%
Appearance	White crystalline
Packing	25kg/Drum or customized

ECHEMI Editorial Reference

L-Ascorbic acid is an effective reducing agent and donor antioxidant.

Certificates

Basic Info

Product Name:

L-Ascorbic acid

Other Name:

L-Ascorbic acid;Allercorb;Antiscorbic vitamin;Antiscorbutic vitamin;Ascorbajen;Ascorin;Ascorteal;Ascorvit;Cantan;Cantaxin;Catavin C;Cebicure;Cebione;Cecon;Cegiolan;Ceglion;Celin;Ce-Mi-Lin;Cenetone;Cereon;Cergona;Cescorbat;Cetemican;Cevalin;Cevatine;Cevex;Cevimin;Ce-Vi-Sol;Cevitamic acid;Cevitamin;Cevitan;Cevitex;Ciamin;Cipca;Concemin;Davitamon C;3-keto-L-Gulofuranolactone;L-3-Keto-threo-hexuronic acid lactone;Laroscorbine;Lemascorb;Liqui-Cee;3-Oxo-L-gulofuranolactone;Planavit C;Proscorbin;C-Quin;Ribena;Secorbate;Vicelat;Vicin;Vitacimin;Vitacin;Vitamin C;Vitamisin;Vitascorbol;Redoxon;Vitacee;L-threo-Hex-2-enonic acid,γ-lactone;Ascorbic acid;L-Lyxoascorbic acid;Xyloascorbic acid,L-;Cevital;L-Xyloascorbic acid;C-Vimin;Testascorbic;Adenex;Hybrin;Cetamid;Colascor;Scorbu C;Xitix;Celaskon;Cebion;Cemagyl;Ascorbutina;Viforcit;Vitace;IDO-C;Viscorin;Ascoltin;Hicee;Neo-Valdrin;(+)-Ascorbic acid;Citrovit;Chewcee;L-threo-Ascorbic acid;Ronotec 100;L-(+)-Ascorbic acid;Rontex 100;Juvamine;Rovimix C;Vasc;P 1110;VC 97;Kangbingfeng;Suncoat VC 40;Viscorin 100M;Cewin;Ceklin;Ascorbicap;Cetane;Cetane-Caps TC;Cetebe;E 300;NSC 218455;NSC 33832;Cell C;Ascorell;C-L 6/PW;VC 40;100M;Cinal;Rovimix C-EC;Vitashure 160;Cevarol;Tanvimil C;Vaginorm-C;Monovitan C;Pascorbin;Ascorbalox;Energil C;Bovi-C;Emvit-C;Novasol Cof;5-(1,2-Dihydroxyethyl)-3,4-dihydroxy-5H-furan-2-one;14536-17-5;30208-61-8;50976-75-5;56172-55-5;56533-05-2;57304-74-2;57606-40-3;88845-26-5;89924-69-6;129940-97-2;154170-90-8;259133-78-3;623158-95-2;882690-91-7;884381-69-5;885512-24-3;896436-13-8;1018124-03-2;1129294-89-8;1428525-25-0;1703051-92-6

CAS No.:

50-81-7

Molecular Formula:

C6H8O6

InChIKeys:

InChIKey=CIWBSHSKHKDKBQ-JLAZNSOCSA-N

Molecular Weight:

176.124

Exact Mass:

176.12

EC Number:

200-066-2

HScode:

29362700

Categories:

Vitamins and Minerals Medicines

Characteristics

PSA:

107.22

XLogP3:

-1.4074

Appearance:

White to very light yellow crystalline powder

Density:

1.65 g/cm³

Melting Point:

190-192 °C (decomp)

Boiling Point:

415.8ºC at 760 mmHg

Flash Point:

180.4ºC

Refractive Index:

21 ° (C=10, H2O)

Water Solubility:

H2O: 333 g/L (20 ºC)

Storage Conditions:

Ventilation low temperature drying

Vapor Pressure:

9.28X10-11 mm Hg at 25 deg C (est)

Toxicity:

LD50 oral in rat: 11900mg/kg

Specific rotation:

[α]D/20 between + 20,5° and + 21,5° (10 % w/v aqueous solution)

Explosive limit:

Dust forms explosible mixtures in air with moderate explosion severity.

Odor:

Odorless

Taste:

Pleasant, sharp, acidic taste

PH:

Between 2,4 and 2,8 (2 % aqueous solution)

PKA:

4.7(at 10 °C)

See More L-Ascorbic acid Properties 

Hazard Identification

Classification of the substance or mixture

Not classified.

GHS label elements, including precautionary statements

Precautionary statement(s)
Pictogram(s)	No symbol.
Signal word	No signal word
Hazard statement(s)	none
Prevention	none
Response	none
Storage	none
Disposal	none

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

Separated from strong oxidants and strong bases.Solutions of ascorbic acid are rapidly oxidized in air and in alkaline media; the drug should be protected from air and light.

See More L-Ascorbic acid Safety Data Sheet 

Seller Information

Business Type:
Trader

Main Products:
Peptide,GLP-1,Semaglutide,Semaglutide Powder,910463-68-2,Semaglutide Pen Injector

Location:
5 Floor, MouFu Building, HuLi Zone, Xiamen, Fujian, China.

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

Average lead Time:
7 days

Total Annual Revenue:
$10 million-$25 million

Total Employees:
51-100

Year of Establishment:
2014

Xiamen Top Health Biochem Tech. Co.,Ltd. was established in 2008 in Xiamen, China, and now has been a leading group specialized in custom developing, custom manufacturing and trading of Medicine， our products including but not limited to:
Pharmaceutical raw mateiral)APIs
pharmaceutical intermediates
cosmetic raw materials
herbal extracts
health&food supplements
finish dosage form(FDF)
Animal Drug
Pesticide
Semaglutide and Tirzepatide
We have 20 years experience of exporting to North America, South America, Euro, Middle East, Japan, Korea, Vietnam and other Asia countries, etc.
We have cooperated with local Medicine Inspection Center as our QC center.
We havecustomer manufacture sites managed under GMP guidline in Zhejiang and Jiangsu Province, China.
We accepted audits both from end-users and from authorities like PMDA.
We have good relationship with many pharmaceutical research Institute and Universities in China.

Inquiry History

92 Inquiries

Country	Product	Purchase Quantity	Date Posted
China	Ascorbic Acid 50-81-7	100 KG	Mar 5, 2026
Uzbekistan	ASCORBIC ACID	10000 MT	Mar 5, 2024
India	VITAMIN C	50.00 G	Nov 10, 2025
India	Ascorbic Acid	2000.00 MT	Oct 23, 2023
Bangladesh	Ascorbic Acid	1000 KG	Oct 15, 2026
Malaysia	ASCORBIC ACID	1000 KG	Jun 14, 2024
United Arab Emirates	Ascorbic Acid	1700 KG	Oct 20, 2026
Indonesia	vitamin c	1 MT	Sep 30, 2026
Bangladesh	Ascorbic Acid	25 KG	Sep 14, 2026
Uzbekistan	Ascorbic Acid (Vitamin C)	4000 KG	Sep 10, 2026
Nigeria	Ascorbic Acid	1.00 MT	Aug 24, 2026
Ecuador	Ascorbic acid	1 20' Fcl	Aug 13, 2026
Ecuador	Ascorbic acid	1 20' Fcl	Aug 12, 2026
Egypt	Ascorbic Acid	20.00 MT	Aug 5, 2026
Brazil	Crystalline Ascorbic Acid	36 MT	Jul 15, 2026
Brazil	Crystalline Ascorbic Acid	36 MT	Jul 15, 2026
India	Ascorbic Acid	1 KG	Jul 14, 2026
Pakistan	Ascorbic Acid	24.00 MT	Jul 10, 2026
Australia	Vit C	1 KG	Jul 6, 2026
Sri Lanka	Ascorbic Acid BP 2024 / BP 2025	1500 KG	Jun 13, 2026

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Vitamin C, L(+)-Ascorbic acid CAS Number: 50-81-7

Product Details

Seller Information

Inquiry History

Classification of the substance or mixture

GHS label elements, including precautionary statements

Other hazards which do not result in classification

Precautions for safe handling

Conditions for safe storage, including any incompatibilities

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