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224,000+ research products · Triple ISO certified · COA & SDS available for every product · Same-day shipping on in-stock items

L-Histidyl-L-serine，TFA, CAS No.21438-60-8(free)

CAS: 21438-60-8(free) Cat. No.: L320950 Molecular Weight: 356.23
COA
L-Histidyl-L-serine，TFA, CAS No.21438-60-8(free)
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
★
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
25mg
L320950-25mg
3

$116.90

$138.90
Save $22.00 (15.84%)
100mg
L320950-100mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$308.90
250mg
L320950-250mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$588.90

$687.90
Save $99.00 (14.39%)
500mg
L320950-500mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$1,053.90

$1,230.90
Save $177.00 (14.38%)
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SDS
Safety data
COA
Certificate
DS
Datasheet
SP
Spec sheet
Specifications Storage and Shipping Documentation Advanced Data Certificates（CoA,COO,BSE/TSE and Analysis Chart) Solution Calculators Reviews
🧪

Why this grade

≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at -20°C Ships Ice chest + Ice pads Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Product Name
L-Histidyl-L-serine，TFA, CAS No.21438-60-8(free)
Synonyms
His-Ser
Specifications & Purity
≥98%
CAS
21438-60-8(free)
Molecule Type
Peptide
Storage and Shipping
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Certificates（CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

4 results found

Lot NumberCertificate TypeDateItem
K2101090Certificate of AnalysisAug 11, 2025 L320950
K2101092Certificate of AnalysisAug 11, 2025 L320950
F2405092Certificate of AnalysisJul 30, 2021 L320950
G2424041Certificate of AnalysisJul 30, 2021 L320950
Solution Calculators
Reviews

Customer Reviews

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