Быстрая доставка Триптофан CAS 73-22-3 98%
- Категория: Admixture&Additives >>>
- Поставщик: Shandong,Zhishang,New,Materials,Co.,Ltd.
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Описание и отзывы
Трекер стоимости
| Месяц | Минимальная цена | Макс. стоимость |
|---|---|---|
| Sep-16-2025 | 0.48 $* | 0.44 $* |
| Aug-16-2025 | 0.47 $* | 0.86 $* |
| Jul-16-2025 | 0.4 $* | 0.46 $* |
| Jun-16-2025 | 0.64 $* | 0.72 $* |
| May-16-2025 | 0.14 $* | 0.8 $* |
| Apr-16-2025 | 0.44 $* | 0.15 $* |
| Mar-16-2025 | 0.61 $* | 0.42 $* |
| Feb-16-2025 | 0.4 $* | 0.60 $* |
| Jan-16-2025 | 0.15 $* | 0.95 $* |
Характеристики
Melting point | 289-290 °C (dec.)(lit.) |
alpha | -31.1 º (c=1, H20) |
Boiling point | 342.72°C (rough estimate) |
density | 1.34 |
refractive index | -32 ° (C=1, H2O) |
storage temp. | 2-8°C |
solubility | 20% NH3: 0.1 g/mL at 20 °C, clear, colorless |
pka | 2.46(at 25℃) |
form | powder |
color | White to yellow-white |
PH | 5.5-7.0 (10g/l, H2O, 20℃) |
optical activity | [α]20/D 31.5±1°, c = 1% in H2O |
Water Solubility | 11.4 g/L (25 ºC) |
Merck | 14,9797 |
Details Images
Certifications
Exhibition
Our Company
FAQ
1. DO YOU ACCEPT SAMPLE ORDER?
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.
2. IS THERE A DISCOUNT?
Different quantity has different discount.
production, then do random inspection before packing.
2. IS THERE A DISCOUNT?
Different quantity has different discount.
3. HOW TO CONFIRM THE PRODUCT QUALITY BEFORE PLACING ORDERS?
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.
You can send us your product specifications and requests,we will manufacture the products according to your requests.
4. WHAT’S YOUR MOQ?
Our MOQ is 1kg. But usually we accept less quantity such as 100g on the condition that sample charge is 100% paid.
5. DO YOU SUPPLY PRODUCT REPORT?
Yes. We’ll give you product analysis report before shipping.
5. DO YOU SUPPLY PRODUCT REPORT?
Yes. We’ll give you product analysis report before shipping.
Details Images
Certifications
Exhibition
Our Company
FAQ
1. DO YOU ACCEPT SAMPLE ORDER?
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.
2. IS THERE A DISCOUNT?
Different quantity has different discount.
production, then do random inspection before packing.
2. IS THERE A DISCOUNT?
Different quantity has different discount.
3. HOW TO CONFIRM THE PRODUCT QUALITY BEFORE PLACING ORDERS?
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.
You can send us your product specifications and requests,we will manufacture the products according to your requests.
4. WHAT’S YOUR MOQ?
Our MOQ is 1kg. But usually we accept less quantity such as 100g on the condition that sample charge is 100% paid.
5. DO YOU SUPPLY PRODUCT REPORT?
Yes. We’ll give you product analysis report before shipping.
5. DO YOU SUPPLY PRODUCT REPORT?
Yes. We’ll give you product analysis report before shipping.
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