High Quality Chromic acid CAS NO.7738-94-5

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7738-94-5
Chromic acid
Chromic acid Price

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ProName: High Quality Chromic acid
CasNo: 7738-94-5
Molecular Formula: H2CrO4
Appearance: White powder
Application: pharmaceutical intermediates
DeliveryTime: Qingdao Port
PackAge: 1kg or 25Kg drum
Port: QIngdao Port
ProductionCapacity: 3000 Metric Ton/Year
Purity: 98% HPLC
Storage: Store in dry, dark and ventilated plac...
Transportation: By air or by sea. Prompt delivery
LimitNum: 1 Gram
Moisture Content: See data sheet
Samples: Available

Superiority

Qingdao Sigma Chemical Ltd is is a global chemical industry manufacturers and suppliers of pharmaceuticals and intermediates, peptide,Nootropis etc API, food and feed additives, herbal extracts, agrochemicals and fine chemicals etc.

Our Laboratory is located in shandong province. There are 15 experts in our research team. Talented personnel and well-equipped laboratory makes rigorous and professional quality control possible. Lyphar Biotech is equipped with various detection devices, such as HPLC, GC, Spectrophotometer, AAS, Polarimeter, Auto titrators, BOD Incubators, COD Incubators, Melting point apparatus and so on.

The aim of QDSIGMA is a quality policy that "Elements in the system all have been satisfied, Personnel has been trained; Every batch of material is checked, Each procedure guarantees the quality; Every bag of our products is top grade, Service is thoughtful all the time, quality and reputation to increase market share and promote enterprise development. The quality, colors and forms of our products have reached a high level in related chemical industry, which relies on characteristic and advanced processing technology and it has gained a high and reliable reputation from customers at both quality and services.

QDSIGMA has become the "Top 500 Chinese manufacturing companies","Top 20 of global chemical sales".QDSIGMA has 21 subsidiaries and holding companies.

We promise our customer following items

1.Reasonable price:
2.Low moq:No worry about the low moq, our moq is 1 gram or lower.
3.Good and efficient service,Fast Delivery
4.Super-good quality

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Description

The term chromic acid is usually used for a mixture made by adding concentrated sulfuric acid to a dichromate, which may contain a variety of compounds, including solid chromium trioxide. This kind of chromic acid may be used as a cleaning mixture for glass. Chromic acid may also refer to the molecular species, H2CrO4 of which the trioxide is the anhydride. Chromic acid features chromium in an oxidation state of +6 (or VI). It is a strong and corrosive oxidising agent.

Specification

ITEM	GB/T1610-2009 INDEX			STANDARD
ITEM	PREMIUM GRADE	FIRST GRADE	STANDARD GRADE	ELECTROPLATING LEVEL HIGH GRADE
CrO3	≥99.80%	≥99.60%	≥99.20%	≥99.7%
SO42-	≤0.05%	≤0.10%	≤0.20%	≤0.06%
INSOLUBLE	≤0.01%	≤0.03%	≤0.05%	≤0.01%
Na+	≤0.04%	——	——	≤0.05%
TURBIDITY NTU	≤5.05	≤15	——	≤5
Cl-	——	——	——	≤0.06%

Classification	Chromic Acid
CAS No.	7738-94-5
MF	H2CrO4
Other Names	Chromic(VI)acid
Molecular Weight	118.01
EINECS No.	231-801-5
Grade Standard	Industrial Grade
Application	Ceramic glazes, and colored glass
Purity	CrO3 99.7% min
Water Insoluble Matter	0.02% max
Sulphate	0.05% max
Na	0.05% max

Application

Widely used in chromium plating, wood preservation, medicine, catalyst, pigment, oxidizing agent, glass coloring, and mordant of textile etc.

Aldo used as a material producing oxidative catalyst.

Notice

1). Do not store with inflammable substance, reducing agent, organic compounds etc.

2). Avoid moisture, heat and shock during storage and transportation.

3). Also avoid contacting with eyes and skin.

4). Personal protective appliances should be equipped with, such as self-suction respirator, acid –proofing rubber gloves, security coat and boot, chemical-resistant protective glasses.

High Quality Chromic acid CAS NO.7738-94-5

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