Sodium tetraphenylboron paramete
|Place of Origin:
||Auxiliaries and Other Medicinal Chemicals
||A.H-NMR:Comply with the structure
||B.LC-MS:Comply with the structure
||C.The IR spectrum of sample should be identical with that of reference standard;
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.
|Loss on drying
||≤0.2%, determined on 1.0 g.
||Unspecified impurities: for each impurity
||99.0%~101.0% (anhydrous substance).
1.A polycondensation catalyst for the preparation of carbonate by transesterification. It is also used for the determination of potassium, sodium, and chlorine-containing organic compounds in chiriri, for example, in the analysis of potassium in fertilizer scapula and in the blood.
2.Determination of potassium by gravimetric and titration methods. Association precipitation of large cations such as alkaloids and quaternary ammonium salts. Blood potassium test. Determination of potassium, rubidium, cesium, mercury, thallium and organic base (forming base).
3.Used for current titration of amines, quaternary ammonium compounds and potassium; When potassium selective electrode is present, it is used as titrant for amine and NH4Cl. K, Pb, Cs, NH4 and alkaloid precipitation reagent; Stable and crystalline chemicalbookn-amide salts were obtained by ion exchange; Aromatic olefins and aromatic compounds are formed by coupling with vinyl ester or aryl ester of trifluoromesulfonic acid. Deposits of silver, cesium, copper (I), potassium, ammonium, rubidium, and thallium (I); Used for determination of potassium by gravimetric method and titration method; Measurement of potassium in
1. Certificate Of Analysis (COA)
2. Material Safety Data Sheet (MSDS)
3. Route of synthesis (ROS)
4. Method of Aanlysis (MOA)
5. Nuclear Magnetic Resonance (NMR)
6. Packing pictures and loading video before loading
7. Free Sample
8. Factory audit
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* Every batch of products will be tested to ensureits quality.
*The packing also can be according the customers` requirment.
*Any inquiries will be replied within 24 hours.
*we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate. If your markets have any special requirements, let us know.
*The fact of logistics information monitoring.
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*Product has any problem can return.
Q1: Do you accept sample order?
A: We will make samples before mass production, and after sample approved, we'll begin mass production. Doing 100% inspection during production, then do random inspection before packing.
Q2: What is our advantage?
A : The series of natural extracted product are all self-developed, produced and tested. Mature production technology, strict cost control, and perfect quality assurance system, ensure the product stability and competitive price.
Q3: What’s your MOQ?
A : Our MOQ is 1kg. But usually we accept less quantity such as 100g on the condition that sample charge is 100% paid.
Q4: Do you supply product report?
A : Yes. We'll give you product analysis report before shipping.
Q5: Is there a discount?
A : Different quantity has different discount.
Q6: Can we visit your factory?
A : Yes. Welcome to visit.
Q7: 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.
H301 (96.61%): Toxic if swallowed [Danger Acute toxicity, oral]
H315 (15.25%): Causes skin irritation [Warning Skin corrosion/irritation]
H319 (15.25%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
H335 (13.56%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]
1. ≤50kg, Express delivery recommended, usually called as DDU service;
2. ≤500kg, Air shipping recommended, usually called as FOB, CFR, or CIF service;
3. >500kg, sea shipping recommended, usually called as FOB, CFR, or CIF service;
4. For high value products, please select air shipping and express delivery for safe.
Packing can be conducted according to customers' requirements.
[Delivery] 5 working days after payment.