Promestriene manufacturer with low price CAS NO.39219-28-8

Promestriene manufacturer with low price CAS NO.39219-28-8

Min.Order / FOB Price:Get Latest Price

10 Gram	FOB Price:USD 8.0000 -10.0000

10 Gram

FOB Price:USD 8.0000 -10.0000

Min.Order :10 Gram
Purity: 98% min
Payment Terms : L/C,D/A,D/P,T/T,Other

Keywords

Promestriene Promestriene manufacturer 39219-28-8

Quick Details

Appearance:white or off-white powder
Application:Medicine，Health Food，Agriculture，Cosmetic Industry
PackAge:25kg/drum
ProductionCapacity:1000|Kilogram|Month
Storage:room temp
Transportation:by Sea,by land, by air

Superiority:

We promise our customer following items:

1.Support product customization:

We can provide OEM&ODM , Because we have a professional design team

2.Reasonable price:
We provide high quality products with competitive price in china,

3.Low moq:
No worry about the low moq, our moq is 1 gram or lower.

3.Good and efficient service,Fast Delivery
Fast respond save client's time, we promise to reply inquiry in 24 hours including holidays and send quotation sheet and other documents in 48 hours.

4.Super-good quality
We have strict quality control system .Good reputation in Market , And have the Third party test report is available

Pls contact us

If you have any further questions or need a sample,Please do not hesitate to contact us.

Xi'an Julong Bio-Tech Co., Ltd.

Details:

Promestriene manufacturer with low price CAS NO.39219-28-8

BASIC INFORMATION

Promestriene is a synthetic estrogen and glucocorticoid used topically in a 1% cream formulation.

Chemical Name	Promestriene
Synonyms	3-Propoxy-17beta-methoxy-1,3,5(10)-estratriene;
CAS No.	39219-28-8
Molecular Formula	C22H32O2
Molecular Weight	328.48800
PSA	18.46000
LogP	5.34650

Specifications

Item	Standard		Test Results
Identification	A.H-NMR:Comply with the structure		Complies
	B.LC-MS:Comply with the structure		Complies
	C.The IR spectrum of sample should be identical with that of reference standard;		Complies
	D.HPLC-ESI-MS		Complies
	The retention time of the major peak in the chromatogram of the Assay preparation corresponds to that in the chromatogram of the Standard preparation, as obtained in the Assay.
Heavy metals	≤10 ppm		<10ppm
Water	≤1.0%		0.10%
Sulphated ash	≤0.5%, determined on 1.0 g.		0.01%
Related substances	Unspecified impurities: for each impurity	≤0.10%	<0.10%
	Total Impurity	≤0.5%	0.18%
Purity	≥99.0%		99.70%
Assay	99.0%~101.0% (anhydrous substance).		99.80%
Storage	Preserve in well-closed, light-resistant and airtight containers.		Complies

PACKING&SHIPPING

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FAQ

Q: What's your MOQ
A: For the high value product, our MOQ starts from 1g and generally starts from 10gs. For other low, price product, our MOQ starts from 100g and 1kg.

Q: Is there a discount
A: Yes, for larger quantity, we always support with better price.

Q: 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

Q: How to start orders or make payments
A: You can send our your Purchase order (if your company has), or just send a simple confirmation by email or by Trade Manager, and we will send you Proforma Invoice with our bank details for your confirmation, then you can make payment accordingly.

Q: How do you treat quality complaint
First of all, our quality control will reduce the quality problem to near zero. If there is a quality problem caused by us, we will send you free goods for replacement or refund your loss.

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