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Factory supply Streptozotocin/Streptozotocin powder with CAS 18883-66-4
5-9 Gram
$125.00
≥ 10 Gram
$120.00
- Item No.TOPMOQ5 Gram
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If over 500pcs, mass production will start until pre-production sample has been approved.
Est. 7 days production
Streptozotocin is a natural compound produced by Streptococcus and is particularly toxic to insulin-producing islet B cells in the pancreas of mammals. It is a nitrosourea antibiotic.
STZ can form isocyanates in the body. Thereby, it binds to the nucleic acid protein, inhibits the activity of the DNA polymerase, and makes the damaged DNA difficult to repair.
TEST | SPECIFICATIONS | RESULTS |
DESCRIPTION | PALE YELLOW CRYSTALLINE POWDER | COMPLIES |
SOLUBILITY | SOLUBLE IN WATER | COMPLIES |
IDENTIFICATION --UV ABSORPTION
-IR SPECTRUM
- HPLC |
THE UV ABSORPTION OF 0.001% SOLUTION IN WATER EXHIBITS A MAXIMA AT ABOUT 228nm.
IR SPECTRUM IN POTASSIUM BROMIDE DISPERSION OF SAMPLE SHOULD BE CONCORDANT WITH THAT OF WORKING STANDARD SPECTRUM. RETENTION TIME OF THE SAMPLE SHOULD BE CONCORDANT TO THE RETENTION TIME OF WORKING STANDARD. |
COMPLIES
COMPLIES
COMPLIES |
MELTING POINT | 121°C(DEC). | 121°C(DEC) |
[α]D(c=1,H2O) | +39° | +39° |
αISOMER% | 75% min. | 86% |
RESIDUE ON IGNITION | 0.1% max. | Complies |
HEAVY METALS | 20ppm max. | <20ppm |
MOISTURE CONTENT | 1% max. | 0.16% |
RELATED SUBSTANCES SINGLE IMPURITY TOTAL IMPURITY |
0.5% max. 1.0% max. |
0.2% 0.5% |
ASSAY (BY HPLC) | 98.5~101.5% | 99.5% |
1. Treatment of islet cell tumors (β-cell or non-β-cell carcinoma).
2. It has a certain effect on carcinoid tumors, Hodgkin's disease, colon cancer and liver cancer.
3. Establish animal models of type 1 diabetes in medical research.
Qingdao Sigma chemical Co., Ltd is 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.
Answer: Yes, we are factory founded on 2002.
Q2: How to contact with us?
Click the Alibaba "Contact Supplier" And then send us message the product you interest in, you will get reply within 24 hours.
Q3:Which kind of payment terms do you accept?
For small order,you can pay by T/T,Western Union or Paypal,nomal order by T/T to our company account
Q4:Can you give me a discount price?
Surely,It depend on your qty
Q5:How can i get a sample?
free samples is available,but freight charges will be at your account and the charges will be return to you or deduct from your order in the future.
Q6: 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.
Q7:How do you treat quality complaint?
A:First of all, our quality control will reduce the quality problem to near zero. If there is a real quality problem caused by us, we will send you free goods for replacement or refund your loss.
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