≥1 Kilograms
$36.66
Product Description
Product Name: Cytosine
Form: Powder
Purity: 99%
MF: C4H5N3O
CAS No.: 71-30-7
Brand: Salus
COA: Available
Sample: Available
Shelf Life: 2 Years
Cytosine (C) is one of the four main bases found in DNA and RNA, along with adenine, guanine, and thymine (uracil in RNA).
Cytosine reagent is used in a wide variety of research applications, as an enzyme substrate or precursor of effector molecules such as cytosine sugars.
Certification of Analysis
Specifications | ||
Items | Standard | Results |
Appearance | A white or almost white crystalline powder | White crystalline powder |
Loss on drying | ≤0.50% | 0.04% |
Melting Point | 210.0~220.0°C | 214.3~215.0°C |
Rotation | +31.0°~+35.0° | +33.0° |
Residue on ignition | ≤0.10% | 0.04% |
Heavy Metals | ≤10ppm | Complies |
Assay(UV) | 98.00~101.50% | 100.80% |
Assay (HPLC) | ≥99.00% | 99.78% |
A250/A260 A280/A260 | 0.40~0.50 2.05~2.15 | 0.48 2.11 |
Conclusion: Meets the requirements |
Function
Used as a drug intermediate.
Qingdao Sigma Chemical Co., Ltd.is a global chemical industry manufacturers and suppliers of pharmaceuticals and intermediates, food and feed additives, herbal extracts, agrochemicals and fine chemicals etc.
The aim of Qingdao Sigma Chemical Co., Ltd 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.
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