| CAS No.: | 77-09-8 |
|---|---|
| Formula: | C20h14o4 |
| EINECS: | 201-004-7 |
| Classification: | Organic Analytical Reagents |
| Grade: | GR |
| Specific Usage: | Technical Grade, Phenolphthalein |
| Samples: |
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| Customization: |
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| Product Name | Phenolphthalein |
| CAS No. | 77-09-8 |
| other name | Phenolphthalein powder |
| Appearance | white powder |
| Packing | 25kg/drum |
| Specification | chemicals |
| Shelf life | 2 Years |
| Item | Specifications |
| Characteristics | A white or almost white powder, practically insoluble in water, soluble in alcohol. |
| Melting Point | It melts at about 260ºC |
| Identification | A:Positive B:Positive |
| Appearance of solution | The solution is clear and not more intensely coloured than reference solution Y7 |
| Related substances | Less than 0.5% |
| Heavy metals | Not more than0.001% |
| Acidity or alkalinity | Complies |
| Chlorides | Not more than 0.01% |
| Sulphates | Not more than 0.02% |
| Loss on drying | Not more than 0.5% |
| Sulphated ash | Not more than 0.1% |
| Assay | 98.0%-101.0%(C2OHi4O4) |
| Microorganism | TPC<1000cfu/g |
| Y and M <100cfu/g | |
| E-coli - absent | |
| Staphylococcus Aureus-Absent | |
| Pseudomonas Aeruginosa-Absent | |
| Albicans Saccharomyces-Absent |
Phenolphthalein 99% CAS 77-09-8 Application :
This product is a commonly used acid indicator, and the color change range is pH 8.2 (colorless) -10.0 (red).
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Phenolphthalein is packaged in 25kg bag
Phenolphthalein shipping by air, by sea , by air express like Fedex , DHL, UPS
| Product name | Package | shipping |
| Phenolphthalein | 25kg drum | by air, by sea , by air express like Fedex , DHL, UPS |
1.High quality with competitive price.
2. All purity>99%.
3. We are manufacturer and can provide high quality products with factory price.
4.Fast and safe delivery.
5. OEM is welcome
6. Enough stock
Q1: About the after-sale service of products
A: After purchasing the products from our factory, we have A professional technical team and after-sales team to serve you and solve all your problems in the future.
Q2: Can I get some samples?
A: Yes, we can provide samples, but the customer will pay the freight.
Q3: How do I start paying?
Payment can be made by wire transfer or western union or paypal,visa, mastercard, T/T, apple_pay, google_pay, gc_real_time_bank_transfer , etc.
Q4: How to confirm product quality before placing an order?
A: You can get free samples of some products. You just have to pay the shipping fee or arrange for the sample to be sent to us by express.
You can send us your product specifications and requirements and we will produce products according to your requirements.
Q5: What is your MOQ?
A: The minimum quantity we can order is 1kg.
But usually we can accept a smaller quantity, say 100g, at the cost of 100% sample charge.
Q6: Shipping Time?
A: We ship the parcel out in 1-2 days and offer tracking No.. Shipping time is different to different country. Please consult
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