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Dear Customer:

The current international situation is complex and volatile, and uncertain tariff policies may potentially impact our product prices. Given these uncertainties, we value your understanding regarding order-related matters.

If you decide to place an order during this period, we reserve the right to adjust the price based on the evolving situation. We understand that market changes may cause inconvenience. We will negotiate with you if there’s a significant price fluctuation due to tariff policy changes before the order’s actual delivery, and in such cases we may adjust or cancel the order as necessary.

Merck
CN

Specification Sheet

Product Name
DL-Dithiothreitol solution BioUltra, ~1 M in H2O
Product Number
43816
Product Brand
SIGMA
CAS Number
3483-12-3
Molecular Weight
154.25

Test

Specification

APPEARANCE (COLOR)Colorless
APPEARANCE (FORM)Liquid
APPEARANCE (TURBIDITY)Clear
TITRATION (MOLARITY)0.9 - 1.1 mol/l
DENSITY D20/41.030 - 1.050
REFRACTIVE INDEX N20/D1.361 - 1.363
EXTRANEOUS ACTIVITIESDNAses, RNAses, Proteases, Phosphatases Not Detectable
SOLUBILITY (METHOD)NEAT
APPEARANCE (SOLUTION)CLEAR COLORLESS
PH (SOLUTION)2.7 - 5.0
RESIDUE (FILTER TEST)NO RESIDUE
CUT-OFF≤ 330.0 nm
RECOMMENDED RETEST PERIOD28 MONTHS