| Customization: | Available |
|---|---|
| CAS No.: | 5808-22-0 |
| Formula: | C10h11nao9s2 |
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Hunan Yunbang Pharmaceutical Co., Ltd. (Yunbangpharm) located in Changsha High-tech Industrial Park, Hunan. It is a high-tech enterprise specializing in the research and development, production and sales of Pharmaceutical raw materials, Pharmaceutical intermediates(API) and Fine chemicals. Based in China, Yunbangpharm has been providing suitable solutions for many domestic,foreign pharmaceutical companies and traders. Excellent quality, good reputation and authentic price have won the praise of the majority of customers.
1:Can I get some samples before bulk order?
A: Most products provide free samples, but the shipping cost be paid by customers.
2: What's your MOQ?
A: We can have a discussion.
3: Which kind of payment terms do you accept?
A: PI will be sent first after confirmation of order,enclosed our bank information.Payment by T/T, Western Union,D/P, ETC.
4.How to place an order?
A: You can contact me through Trademanager, WhatsApp, Email and other contact methods, tell me the product and quantity you need, and then we will give you a quote.
5:How about your delivery time?
A: Generally, it will take 3 to 5 days after receiving your advance payment.
6: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.
1. 90days quality guarantee for exchange.
2. For each batch order extracts, we will attach a factory Inspection Report with the goods delivery , including the BatchNo/ Date/ Test index ects; also will keep the archived extracts to ensure received by customers are the same each time.
3. Our team of experienced professionals are available online 24 hours a day to answer any questions and provide guidance on product usage and maintenance.
| Product Name: | CHROMOTROPIC ACID DISODIUM SALT DIHYDRATE |
| Synonyms: | disodium 4,5-dihydroxynaphthalene-2,7-disulfonate dihydrate;CHROMOTROPIC ACID, DISODIUM SALT, REAGENT (ACS)CHROMOTROPIC ACID, DISODIUM SALT, REAGENT (ACS)CHROMOTROPIC ACID, DISODIUM SALT, REAGENT (ACS);CHROMOTROPIC ACID 2SOD 2HYD;Chromotropic acid disodium salt dihydrate puriss. p.a., ACS reagent, for the detection of Ag, ClO3-, Cr, Hg, NO2-, NO32-, Ti, >=99.0% (T);4,5-DIHYDROXYNAPHTHALENE-2,7-DISULFONIC ACID, DISODIUM SALT DIHYDRATE, TEC;4,5-DIHYDROXYNAPHTHALENE-2,7-DISULFONIC ACID, DISODIUM SALT DIHYDRATE, A.C.;4,5-DIHYDROXYNAPHTHALENE-2,7-*DISULFONIC ACID DISOD;CHROMOTROPIC ACID DISODIUM SALT DIHYDRAT E, ACS |
| CAS: | 5808-22-0 |
| MF: | C10H11NaO9S2 |
| MW: | 362.3 |
| EINECS: | 611-619-6 |
| Product Categories: | Building Blocks;Chemical Synthesis;Analytical Chemistry;Organic Building Blocks;Sulfonic/Sulfinic Acids;Sulfur Compounds;Intermediates of Dyes and Pigments;Miscellaneous Biochemicals;Bipyridyls, etc. (Chelating Reagents);Chelating Reagents |
| Mol File: | 5808-22-0.mol |
| CHROMOTROPIC ACID DISODIUM SALT DIHYDRATE Chemical Properties |
| Melting point | >300 °C(lit.) |
| storage temp. | Store below +30°C. |
| solubility | 170g/l |
| Colour Index | 57030 |
| form | Powder |
| color | off-white |
| PH | 3.6 (10g/l, H2O, 20ºC) |
| Water Solubility | Soluble in water. |
| Merck | 14,2241 |
| BRN | 3647189 |
| Stability: | Stable. Incompatible with strong oxidizers, strong acids, acid chlorides, acid anhydrides. Light sensitive. |
| CAS DataBase Reference | 5808-22-0(CAS DataBase Reference) |
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