- الصفحة الرئيسية /
- البقالة والأطعمة الفاخرة /
- Dairy, Eggs & Plant-Based Alternatives /
- Dairy & Plant-Based Yogurt /
- Starter Cultures /
- Potato Dextrose Agar (PDA)
Potato Dextrose Agar (PDA)
LYD 202
تفاصيل السعر
باستثناء رسوم الشحن والجمارك ( سيتم احتساب رسوم الشحن والجمارك عند إتمام الشراء )
*سيتم استيراد جميع العناصر من أمريكا
كمية:
تعمل يوباي جاهدة لحماية أمنك وخصوصيتك. يضمن نظام أمان الدفع المتقدم لدينا السرية من خلال تشفير معلوماتك أثناء النقل باستخدام بروتوكولات AES (معايير التشفير المتقدمة) وSSL (طبقة المنافذ الآمنة). تفاصيل الدفع الخاصة بك آمنة بنسبة %100 لأننا لا نشارك تفاصيل الدفع الخاصة بك مع بائعين تابعين لجهات خارجية
Frequently used in the expansion and isolation of mushroom mycelium.
شحن
سريع
استرجاع
مجاني*
تغليف آمن
منتجات أصلية %100
الامتثال لمعيار PCI DSS
حاصل على شهادة ISO 27001
مايفيد
تفاصيل المنتج
| Item Weight | 6 ounces (170.1 grams) |
| Manufacturer | Out-Grow |
| Units | 8 Ounce |
| Brand Name | Out-Grow |
| Coin Variety 1 | Potato Starch |
| Item Form | Powder |
| Container Type | Single container |
| Age Range Description | 18+ |
| Set Name | PDA |
| Unit Count | 8 Ounce |
| Number of Items | 1 |
| Item Package Weight | 6 ounces (170.1 grams) |
| Number of Pieces | 100 |
| Size | 8 Ounce (Pack of 1) |
| Material Features | Natural, Vegan |
من يجب أن يشتري؟
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Microbiologists
Ideal medium for growing fungi and yeast, facilitating various microbiological studies and research activities.
-
Food Industry
Useful in testing and monitoring yeast and mold contamination in food products, ensuring safety and compliance.
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Education Purposes
Excellent for educational laboratories, providing students hands-on experience with fungal growth and microbiological techniques.
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Bacterial Cultures
Not suitable for isolating most bacteria, as PDA is selective for fungal growth.
وصف المنتج
أسئلة العملاء & الإجابات
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سؤال:
What is Potato Dextrose Agar (PDA) used for?
إجابه: Potato Dextrose Agar is primarily used for the cultivation of fungi and yeast. This nutrient-rich medium is particularly effective for encouraging the growth of molds, as its composition includes potato extract and dextrose, which provide essential nutrients. PDA is widely utilized in microbiology labs for isolating organisms from various sources, such as food and soil. Additionally, it is useful in studies related to fungal identification and metabolism. -
سؤال:
How do you prepare Potato Dextrose Agar?
إجابه: To prepare Potato Dextrose Agar, you need to combine potato infusion, agar, and dextrose. Begin by boiling peeled potatoes in water to create a potato infusion. Strain the mixture to obtain the liquid and measure it. Then mix this infusion with the appropriate amounts of agar and dextrose, heat the mixture until it dissolves completely, and pour it into sterile Petri dishes. Allow it to solidify at room temperature before use. This method ensures a nutrient-rich medium suitable for fungal growth. -
سؤال:
Is Potato Dextrose Agar suitable for all types of fungi?
إجابه: While Potato Dextrose Agar is well-suited for many fungi, some species may require specific growth media tailored to their unique nutritional needs. PDA is excellent for many molds and yeasts, particularly those in the genera Aspergillus and Penicillium. However, for specialized strains or specific studies, supplementing PDA with additional nutrients or adjusting pH may enhance growth and yield more accurate results in your research. -
سؤال:
Can I store Potato Dextrose Agar for later use?
إجابه: Yes, Potato Dextrose Agar can be stored for later use, but it's crucial to do so correctly to maintain its efficacy. Once the agar plates are prepared and solidified, store them in a cool, dry place, ideally in a refrigerator. It's advisable to wrap the plates in an airtight seal or place them in a sealed container to prevent contamination. When ready to use, check for any signs of moisture or contamination before inoculating the agar. -
سؤال:
What organisms can be isolated using Potato Dextrose Agar?
إجابه: Potato Dextrose Agar is excellent for isolating a variety of fungi, especially yeasts and mold. Common organisms include Saccharomyces cerevisiae (brewer's yeast), Candida species, and various Aspergillus and Penicillium species. Users often employ PDA in food microbiology to determine spoilage organisms in food products or assess yeast activity during fermentation processes in brewing and baking, making it an incredibly versatile medium. -
سؤال:
How can I increase the selectivity of Potato Dextrose Agar?
إجابه: To enhance selectivity when using Potato Dextrose Agar, you can modify the medium by adding specific antibiotics or adjust the pH. For instance, introducing chloramphenicol can inhibit bacterial growth while allowing fungi and yeast to thrive. Additionally, altering the pH to be slightly more acidic may benefit fungal growth while keeping bacteria at bay. Such modifications are crucial for obtaining pure cultures from mixed samples in various microbiological applications. -
سؤال:
What are the best practices for inoculating Potato Dextrose Agar?
إجابه: When inoculating Potato Dextrose Agar, it's vital to use sterile techniques to prevent contamination. Begin by sterilizing your inoculating loop or needle in a flame, then let it cool before touching the sample. Gently streak the loop across the surface of the agar in a zigzag pattern to evenly distribute the organisms. Repeat this process for different samples if needed, ensuring each is properly labeled. This method maximizes growth and provides clearer colony isolation for analysis. -
سؤال:
Is Potato Dextrose Agar suitable for food testing?
إجابه: Yes, Potato Dextrose Agar is often employed for food testing, particularly in detecting spoilage organisms. Its nutrient composition supports the growth of molds and yeasts commonly found in food products. The agar helps in evaluating microbial quality in various foods, especially those prone to fungal contamination. When used in food microbiology labs, PDA can assist in monitoring and controlling spoilage organisms during processing and storage. -
سؤال:
How can I differentiate between fungal colonies on Potato Dextrose Agar?
إجابه: Differentiating between fungal colonies on Potato Dextrose Agar involves observing various characteristics such as color, texture, and growth patterns. Each fungal species typically exhibits specific colony morphology; for example, Aspergillus may show a fuzzy green appearance, while Penicillium colonies are generally blue or green and have a powdery texture. Proper identification may require additional biochemical tests or microscopic examination to ascertain specific species, aiding in accurate microbiological analysis. -
سؤال:
Where can I buy Potato Dextrose Agar PDA in Libya?
إجابه: You can purchase Potato Dextrose Agar PDA through Ubuy in Libya. Ubuy provides a wide range of laboratory supplies and equipment, ensuring you have access to high-quality PDA for your microbiological needs. Their user-friendly platform makes it easy to find and order the products you require for research or experimental processes. Check their website for availability and product details to ensure you get the right specifications.
Out-Grow Starter Cultures Editorial Review
The Potato Dextrose Agar (PDA) is a convenient and easy-to-use product, making it ideal for novice mycology hobbyists. However, some customers have experienced issues with clumping and difficulties in dissolving the agar powder. It is recommended to use cold water before adding it to simmering hot water to avoid clumps. Despite this, many customers have found success using the PDA for culture slants and have had no issues with sterilization. Overall, PDA is a great option for those looking for instant agar with close-to-ideal conditions.
مراجعات العملاء وتقييماتهم
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5 نجمة
74%
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4 نجمة
10%
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3 نجمة
0%
-
2 نجمة
6%
-
1 نجمة
10%
أضف تقييم لهذا المنتج
شارك أفكارك مع عملاء آخرين
إيجابيات
- Easy to use for novice mycology hobbyists
- Ideal for making culture slants
- Convenient and saves time compared to making agar from scratch
- No issues with sterilization
سلبيات
- Clumping of agar powder
منصة موثوقة وثقة كاملة للمشتري
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”
Related Categories
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تاريخ سعر المنتج
معلومات مهمة
- القيود: بالنسبة للمنتجات التي يتم شحنها دولياً، يُرجى ملاحظة أن أي ضمان من الشركة المصنعة قد لا يكون صالحاً؛ قد لا تتوفر خيارات خدمة الشركة المصنعة؛ قد لا تكون أدلة المنتج والتعليمات وتحذيرات السلامة مكتوبة بلغة بلد المقصد؛ قد لا يتم تصميم المنتجات (والمواد المصاحبة لها) وفقاً لمعايير بلد الوجهة والمواصفات ومتطلبات الملصقات؛ وقد لا تتوافق المنتجات مع الجهد الكهربي المستخدم في بلد الوجهة والمعايير الكهربائية الأخرى (تتطلب استخدام محوّل كهربي أو جهاز تحويل إذا كان ذلك مناسباً). المستلم مسؤول عن ضمان إمكانية استيراد المنتج بشكل قانوني إلى بلد الوجهة. عند الطلب من يوباي أو الشركات التابعة لها، يكون المستلم هو المستورد المسجل ويجب أن يلتزم بجميع القوانين واللوائح الخاصة ببلد الوجهة.
- ليست كل المنتجات المدرجة على يوباي معروضة للبيع، لأن يوباي هو محرك بحث عالمي. المنتجات تخضع للوائح التصدير / التجارة.
LYD 202
اطلب الآن واحصل عليه حول الخميس, سبتمبر 17
هذا المنتج غير ممنوع في بلدي. (الرجاء الضغط على الرابط أعلاه إذا لم يكن هذا المنتج ممنوعاً في بلدك ، لذلك سيقوم فريقنا بمراجعته والسماح به.)
كمية:
نوفر لك مدفوعات مشفّرة، وحماية متكاملة للمشتري، مع الالتزام بمعايير PCI DSS وشهادة ISO 27001:2022 لضمان أعلى مستويات الأمان في كل عملية شراء.
المميزات والفوائد
- Dry potato dextrose agar mix.
- 114 grams (1/4 lbs) per container.
- 20 grams per 500 ml of water to fill (20) 100 X 15 petri dishes.
- Heat water to a simmer and add potato dextrose agar mix.
- Sterilize at 10 psi for 30 minutes and pour.
ضمان Ubuy
تسوّق بثقة مع منتجات أصلية %100، ومدفوعات آمنة متوافقة مع معيار PCI DSS، وحماية بيانات معتمدة وفق ISO 27001، وشحن دولي سريع، وإرجاع مجاني*، وتغليف آمن لكل طلب.