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L-Proline /Proline CAS 147-85-3
US$1.50
1,000-9,999 kg
US$1.00
10,000-19,999 kg
US$0.50
20,000+ kg
Sample price:US$100.00/kg.Request sample
Product profile
Customization
AvailableType
ProlineChemical Character
NeutralModel NO.
QMLN25196Appearance
Crystalline PowderLead Time
ImmediatelyCharacter
White Crystalline PowderMelting Point
228 °CWater Solubility
H2O:50mg/MlDensity
1.35Loss on Drying
≤0.40%Storage
2-8°CMolecular Weight
115.13Sample
AvailablePrice
Has Advantages & Can Be NegotiatedCAS
147-85-3Application
Food AdditivesTransport Package
25kg/DrumSpecification
98.5-101.5%Trademark
Qinmu BrandOrigin
ChinaProduction Capacity
800mt/MonthKey features
High Purity Assay: Assay range of 98.5-101.5% ensuring high quality standard.
Food Grade Application: Suitable for food additives and amino acid drugs.
Flexible Packaging: Available in 25KG drums or customized per buyer requirement.
Fast Lead Time: Peak and off-season lead time within 15 workdays.
Competitive Pricing: Price has advantages and is negotiable.
Sample Availability: Samples are available for quality verification.
Strict Quality Control: Low limits for chloride, sulfate, iron, and heavy metals.
Global Supply: Main markets include North America, South America, and Europe.
Company profile

Business Type: Trading CompanyAverage Response Time: ≤2.19h
AI-Powered supplier vetting
SummaryThe supplier is presented as a chemical-oriented business with a stated focus on organic synthesis and a business scope that includes biological feed development, Class I medical devices, chemical products, and import/export activities. It holds ISO 9001 certification and states that quality assurance exists, but its finished-product inspection is performed by packing staff. The supplier offers several customization options, including sample-based, design-based, full, and minor customization, but it does not provide 3D software design, ODM, OEM for popular brands, SDK support, or documented R&D activity in the past year. Export sales are stated at 90%, although export experience is listed as one year and no overseas showroom, branch, agent, or offline trade-show participation is reported. Complaint-handling and corrective-action procedures lack written procedures or records. Production capacity, customer cases, and financial credibility cannot be positively established from the available evidence.
CertificationsThe supplier reports ISO 9001 certification and states that quality assurance exists in its quality-control processes. However, the provided evidence does not identify the certification scope, issuing body, validity period, or audit status.
After-Sales capabilityThe supplier accepts multiple quotation and payment terms and reports lead times within 15 working days in both peak and off-season periods. However, it has no overseas showroom, branch, agent, overseas service countries, or offline trade-show participation, and it lacks written procedures or records for complaint handling and corrective/preventive actions.
R&D capabilityThe supplier reports no new products in the past year, no ODM service, no SDK availability, and no OEM capability for popular brands. It also states that it is not a professional technical supplier and does not provide 3D software design services, while offering customization based on samples or designs; this supports customization but not demonstrated innovation or R&D strength.
Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, and minor customization. This is consistent across both supplied records and provides direct evidence of broad customization options, although it does not specify technical limits, production scale, or design-support tools.
Product Q&A
Q:What is the purity of L-Proline?
A:
The assay is between 98.5% and 101.5%.
Q:What is the appearance of the product?
A:
It appears as white crystals or crystalline powder.
Q:What are the main applications of L-Proline?
A:
It is used as a food additive and raw material for amino acid drugs and infusions.
Q:How should L-Proline be stored?
A:
Store in a ventilated, low-temperature, dry warehouse with airtight containers, away from oxidants.
Q:What is the packaging size?
A:
Standard packaging is 25KG per drum, or customized according to buyer requirements.
Send Inquiry
*To:
Qinmu Biotechnology (Jinan) Co., Ltd.
Qinmu Biotechnology (Jinan) Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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