| Customization: | Available |
|---|---|
| CAS No.: | 1077-28-7 |
| Formula: | C8h13o2s2 |
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Identification
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Standardization
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Result
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Aspect
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Light yellow powder
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Confirms
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Identification
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The retention time of the peak for alpha lipoic acid in the chromatogram of the Assay preparation corresponds to that in the chromatogram of the standard preparation,as obtained in the Assay
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Confirms
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Specific optical rotation
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-1.0°~+1.0°
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0.6°
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Melting point
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60-62°C
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61°C
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Loss on drying
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0.2% max.
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0.0019
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Bulk density
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≥0.60 g/ml
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Confirms
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Polymer content
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2% max.
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Confirms
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6-8-epitrithiooctanoic acid
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0.2% max.
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Non detectable
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Heavy metals
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≤10ppm
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Confirms
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Chloride
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≤0.07%
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Confirms
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Limit of polymer content
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≤2.0%
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Confirms
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Residual of Cyclohexae
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≤500ppm
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Confirms
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Residual of Ethyl Acetae
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≤250ppm
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Confirms
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Residual of Toluee
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≤20ppm
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Confirms
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Dalian Sinobio Chemistry Co.,Ltd_was established in 2011 and located in beautiful costal city Dailan Liaoning Province. we can enjoy convenient transportation by all logistic ways. Sinobio cooperated with Dalian university of technology, who has 2 production sites: one located in Lanzhou city , Gan Su province who mainly produce biocides and pharmaceutical related. Another located in Fuzhou city,Jiangxi province .It was founded in 2013 with abundant financial resources.
As a professional agrochemical and it's intermediates products' supplier, they have excellent teams who focus on product development & design, quality control & inspection and company running. In order to supply the qualified products and services, we have built a modern quality management system which is in strict accordance with international standards. Our factory has got ISO9001&ISO14001 certificates.
Adhering to the business principle of mutual benefits, we have had a good reputation among our customers because of our perfect services, quality products and competitive prices. We warmly welcome customers from at home and abroad to cooperate with us for common success.
Our promise:Reply with 2 hours.
1) Focus on chemical products export over 16+ years.
2) We commit Sample quality = Batch quality.
3) Professional sales 24 hours on line with Mail / Whatsapp / Wechat / Linkin / Twitter /Made in China
4) Once inquiry. Get all your Needed chemical raw materials.
Q1: Can I get samples?
A: Yes, we can supply free sample, you pay for the freight charge only.
Q2: How to pay?
A: PI will be sent firstly after our aligned products specification. Payment by T/T, LC
Q3: How is your MOQ?
A: Normally speaking, our MOQ is 1kg. But we can also accept less quantity such as 100g on the condition that sample charge is100% paid.
Q4: How can you guarantee the quality of your products?
1. Our staff are all experienced in chemical products or related major background, they are well trained before quotation.
2. Free sample or pre-shipment sample are available for our new cooperation before you place commercial order. We are sure the same specification commercial products as sample to customers
3. Third Party Inspection like SGS can be arranged according to your requirement before shipping.
4. On-Spot QC in our APPROVED associated production bases with necessary certification like GMP, ISO etc.
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