Levodopa

Levodopa, an organic compound with the chemical formula C9H11NO4, is a precursor drug of dopamine. It has no pharmacological activity in itself, enters the center through the blood-brain barrier, and is transformed into DA by dopa decarboxylase to play pharmacological effects.

Density: 1.468g/cm3
Melting point: 276-278°C
Boiling point: 448.4°C
Flash point: 225°C
Appearance: White or white crystalline powder.
Solubility: Soluble in dilute hydrochloric acid and formic acid, soluble in water, almost insoluble in ethanol, benzene, chloroform and ethyl acetate.

Use 1: Levodopa is one of the effective drugs for the treatment of tremor paralysis, one of the precursors for the synthesis of norepinephrine and dopamine in the body, belonging to catecholamines. Levodopa can enter the brain through the blood-brain barrier, and is converted into dopamine by Domarboxylase. But the obvious effect is slow, the side effects are larger. Rat oral LD50>4000mg/kg.

Use 2: An effective drug for the treatment of palsy tremor, mainly used for Parkinson's syndrome.

Bizda chuqur hamkorlikka ega bo'lgan ko'plab yuqori sifatli fabrikalar mavjud bo'lib, ular sizga yuqori sifatli mahsulotlar va raqobatbardosh narxlarni taqdim etadi. Shuningdek, biz ommaviy xaridlar uchun chegirmalar berishimiz mumkin. Va biz ko'plab professional ekspeditorlik kompaniyalari bilan hamkorlik qilamiz, mahsulotlarni sizning qo'llaringizga xavfsiz va muammosiz etkazib bera olamiz. Yetkazib berish muddati to'lov tasdiqlanganidan keyin taxminan 3-20 kun.

1. Siz zavodmisiz yoki savdo shirkati?
Biz sanoat va savdoni integratsiyalashgan, bir martalik xizmat ko'rsatuvchi kompaniyamiz. OEM qabul qilinishi mumkin.

2. Siz namunalar berasizmi? Bu bepulmi yoki qo'shimchami?
Bepul namunalar. Namunaning yuk to'lovi siz tomondan to'lanishi kerak.

3. Sizda sifat nazorati bilan bog'liq sertifikatlar bormi?
Sifatni ta'minlash uchun ISO 9001: 2008 sertifikati.

4. Kotirovka olish uchun nimani taqdim etishim kerak?
Iltimos, sizga kerak bo'lgan mahsulot turi, buyurtma miqdori, manzili va aniq talablari haqida bizga xabar bering. Kotirovka sizning murojaatingiz uchun o'z vaqtida amalga oshiriladi.

5. Qaysi to'lov usulini afzal ko'rasiz? Qanday shartlar qabul qilinadi?
Qabul qilingan yetkazib berish shartlari: FOB, CFR, CIF, EXW;
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So'zlashadigan til: Ingliz.