China N, N-Bis (CARBOXYMETHYL) -L-Glutamic Acid Water Treatment Chemicals Glda. Na4 CAS 51981-21-6 with Best Price, Find details about China N N-Bis (CARBOXYMETHYL) -L-Glutamic Acid, Glda. Na4 from N, N-Bis (CARBOXYMETHYL) -L-Glutamic Acid Water Treatment Chemicals Glda. Na4 CAS 51981-21-6 with Best Price
rojects | Standards | |
Appearance | Light yellow to yellow transparent liquid | Light yellow to yellow transparent liquid |
Content /% | ≥38.0 | ≥47.0 |
Chloride (based on Cl -) /% | ≤3 | ≤1.7 |
Density (20 ºC) / g.cm-3 | ≥1.30 | ≥1.40 |
PH (1% aqueous solution) | 11.0~12.0 | 11.0~12.0 |
Q1: May I get one sample before placing order?
Re: Yes, Sample are available. For normal products, samples are for free and you just need to bear the freight; For those high value products, you just need to freight and certain product cost. When we both cooperate for some times or when you are our VIP customer, free sample will be offered when you need.